The best bird control for your situation depends on two things: which species you're dealing with and exactly where they're landing or nesting. This means the best bird killer is usually the one that prevents birds from returning without creating new risks for people or pets. Get those two details right, and the solution becomes straightforward. Pigeons roosting on a roofline need physical exclusion like spikes or netting. Songbirds raiding a garden respond better to visual deterrents or netting over plants. Geese around a pool need a completely different approach. There's no single best product for everyone, but there is a best method for your specific problem, and this guide will walk you through finding it. Bird control refers to the practical methods used to prevent birds from roosting, nesting, or causing damage in specific areas around your property.
Best Bird Control: Methods, Products, and Placement Tips
Step one: figure out what bird you have and where it's causing trouble

Before you buy anything, spend five minutes observing. According to Audubon, the most accurate identification combines size, body shape, behavior, and sound, not just color. A bird that looks brown from a distance could be a house sparrow, a starling, or a song sparrow, and the right control strategy differs between them.
The three most common pest birds in residential and commercial settings are pigeons, European starlings, and house sparrows. These three are the only ones not protected under the Migratory Bird Treaty Act, which matters a lot when you're deciding what methods you can legally use. Nearly every other species has federal protection, so confirming your species before acting is not optional.
After you know the species, map the exact trouble spots. Pigeons leave heavy droppings concentrated in specific roost areas, usually gutters, ledges, and flat roofline sections. Sparrows and starlings tend to nest in vents, soffits, and tight eaves. Geese and ducks gravitate toward pool decks, ponds, and open lawns. Write down the specific surfaces they're landing on, because your coverage plan has to match those surfaces exactly.
- Watch for 10-15 minutes at the same time each day to observe landing patterns and entry points
- Check for droppings concentrated in specific spots, which reveals regular roost locations
- Look for nesting material (twigs, feathers, debris) in vents, gutters, soffits, and under solar panels
- Listen as well as look, distress calls and territorial singing can help confirm species
- Note the width of landing surfaces, any flat area wider than about 2.5 cm (roughly an inch) is fair game for a bird
Best bird control methods by area of your property
Different areas of a property have different control needs. Here's what actually works in each zone.
Yard and garden

For gardens, netting is the most reliable option. Drape bird netting directly over fruit trees, berry bushes, or vegetable beds and secure the edges so birds can't get underneath. Visual deterrents like reflective tape, predator kites, or owl decoys can help in open yard spaces, but birds habituate to static objects quickly. Move them every few days or combine them with sonic deterrents that play alarm or distress calls. Research on deterrent effectiveness at industrial sites shows that combinations of methods (reflective materials, moving predator models, distress calls) outperform any single tactic deployed alone.
Windows
Window strikes are a separate problem from roosting. If birds are hitting windows, the fix is applying external visual breaks on the glass surface, like UV-reflective decals, adhesive dot patterns, or external screens. If birds are perching on window ledges, spikes or gel repellent on the ledge surface work well. Keep in mind that bird gel should only go on horizontal surfaces, never vertical ones.
Roof, gutters, and soffits

Pigeons and starlings are the main offenders here. The key principle is that any flat surface wider than about 3 inches that isn't covered by bird-proofing is a usable landing spot. That means you need full coverage, not just a strip on the most visible ledge. Spikes work well on gutters and ridgelines. For soffits and vents, mesh exclusion or vent guards prevent nesting. After removing any existing birds or nests (more on legality below), block re-entry with hardware cloth or purpose-built vent covers.
Solar panels
The gap between solar panels and the roof is a magnet for pigeons and sparrows looking for a sheltered nesting spot. The standard solution is solar panel mesh (also called critter guard), which attaches to the panel frames and seals the perimeter gap without affecting panel function or voiding warranties. This is one area where I'd lean toward professional installation if you're not comfortable on the roof, since the job involves working around electrical components and the mesh needs to be tensioned correctly to stay in place.
Pool and patio areas

Geese and ducks near pools respond well to motion-activated sprinklers, since the sudden water burst is startling and consistent. For patios where pigeons or sparrows are perching on railings and furniture, spikes on railings or bird wire strung along the top edge of fences and walls are effective. Patio overhead areas (pergolas, eaves) can be covered with bird netting. Sonic devices that broadcast distress calls can help open areas but need to be rotated in position to stay effective.
The main categories of bird control products
Every bird control product falls into one of three categories: physical exclusion, sensory deterrence, or chemical repellents. Understanding what each does (and what it doesn't) saves you money and frustration.
| Category | Examples | Best for | Limitations |
|---|---|---|---|
| Physical exclusion | Spikes, netting, bird wire, vent guards, solar mesh | Ledges, roofs, vents, solar panels, gardens | Requires precise installation; gaps defeat the purpose |
| Sensory deterrence | Reflective tape, predator decoys, sonic/distress call devices, motion sprinklers | Open areas, yards, gardens, pools | Birds habituate to static devices; ultrasonic devices have weak evidence |
| Chemical repellents | Transparent bird gel, methyl anthranilate sprays | Horizontal surfaces, open ledges, small areas | Requires reapplication; sticky gels can trap small birds if over-applied |
Physical exclusion tools
Stainless steel spikes are the workhorse of bird control. They don't hurt birds, they just remove the flat surface needed for landing. Standard spikes run about 4.5 inches tall including the base, and you need to cover every inch of the target surface. Bird wire systems (posts anchored to the ledge with stainless wire strung at alternating heights, typically around 3.5 and 5 inches above the surface) are less visible than spikes and work well on historic buildings or architectural ledges where aesthetics matter. Wire rows should be no more than 3 inches apart and posts no more than 5 feet apart for proper deterrence. Bird netting is the right choice for larger areas like under a pergola, around a garden, or beneath solar panels.
Sensory deterrents
Visual deterrents work best when they move. Reflective tape that spins in the wind, predator kites (hawk silhouettes on poles), and holographic owl decoys that rotate are more effective than static plastic owls. Sonic devices that play species-specific alarm and distress calls have real evidence behind them. Ultrasonic devices (high-frequency sound above human hearing) do not, and published research consistently shows no measurable effect on bird activity after deployment. Don't waste money on ultrasonic-only products.
Chemical repellents
Transparent bird gel creates a sticky, uncomfortable surface that birds avoid landing on. It's EPA-registered (products like Bird-B-Gone Transparent Bird Gel carry an EPA registration number and must be used according to label instructions). Apply it only to horizontal surfaces using a caulking gun, and prep the surface first for proper adhesion. Never apply gel near areas where small songbirds might get stuck. Follow the label for reapplication intervals and first-aid precautions. Methyl anthranilate sprays (a grape-derived chemical that irritates birds' trigeminal nerve) work well for open areas like turf and are commonly used for geese management.
Installation tips, what works, and what fails
The most common reason bird control fails is incomplete coverage. A bird needs only about 3 inches of uncovered flat surface to land. If you install spikes on the front half of a ledge and skip the back, birds move to the back. If you net a garden but leave the sides loose, birds walk in from the bottom. Coverage has to be complete.
- Clean and dry the surface before installing spikes or gel (dirt and moisture prevent adhesion)
- Use screws to anchor spike strips, not just adhesive, on permanent outdoor surfaces
- Plan for about one tube of construction adhesive or caulking per 10 feet of spike installation
- Inspect from above or from multiple angles after installation, missed surfaces are often only visible when looking down from a window
- For bird wire, keep post spacing at 5 feet maximum and rows no more than 3 inches apart
- For netting, secure every edge and seam so there are no gaps larger than the target bird can squeeze through
Habituation is the second most common failure mode. Birds are smart and will test deterrents repeatedly. If a predator decoy never moves, they'll figure out it's fake within a few days. Move visual deterrents every 3-5 days. Rotate the location and timing of sonic deterrent broadcasts. Combine methods rather than relying on one alone, the research backs this up consistently.
Weather is the third factor. Bird gel softens in high heat and becomes ineffective. UV exposure degrades plastic components. Inspect your installations after major weather events and after winter. A quick walk-around every couple of months catches problems before birds move back in.
DIY vs. calling a professional
Honestly, most residential bird control jobs are DIY-friendly. Installing spikes on a gutter, netting a garden bed, or hanging reflective tape in a yard doesn't require professional training. The products are widely available, and with careful installation following the coverage rules above, they work well.
Hire a professional when any of the following apply:
- The job involves working at height (multi-story rooflines, steep pitches) where ladder safety is a real concern
- Birds are nesting inside the structure (in attic spaces, wall cavities, or HVAC systems) and you need to confirm the nest is inactive before sealing entry points
- Solar panel mesh installation is needed and you're not comfortable working around panel wiring
- You have a large commercial property with multiple problem areas and need a coordinated exclusion plan
- Birds have caused structural damage (water intrusion from blocked gutters, droppings corroding roofing material) that needs assessment alongside the control work
- You're dealing with a protected species and need a licensed wildlife professional to advise on legal removal
Professional bird control companies bring tools and materials in bulk, which can actually make them cost-competitive for large jobs compared to buying retail quantities of netting and hardware. Get at least two quotes and ask specifically what areas they'll treat and what guarantee (if any) they offer.
Legal rules, safety, and treating birds humanely
The Migratory Bird Treaty Act protects nearly every wild bird species in the US at the federal level. It prohibits trapping, killing, or disturbing active nests, eggs, or chicks without a federal permit. This is also why you should avoid any “top 10 bird killers” type of list and focus on legal deterrents and exclusions instead killing. This isn't a minor technicality, it's a real legal constraint. Only three common pest species are exempt: pigeons (rock doves), European starlings, and house sparrows. If you're dealing with any other species, including swallows, sparrows other than house sparrows, or any raptor, exclusion and deterrence are your only options until you confirm the nest is no longer active.
For active nests: do not seal entry points or remove nesting material while eggs or chicks are present. Wait until the nest is fully abandoned after the breeding season, then remove the nest, clean the area, and install your exclusion. Trying to rush this will either cause legal issues or result in a bird dying inside your wall and creating a worse problem.
For chemical repellents: follow the EPA label exactly. The label is the law, and it includes first-aid information, application rates, and surface restrictions for a reason. Sticky gel used excessively can trap small non-target birds, so apply it sparingly in a thin bead rather than a thick coat, and don't use it on surfaces where small songbirds are likely to perch.
For sonic and electronic devices: the EPA regulates claims made by device manufacturers. Be skeptical of products promising broad bird repellency through ultrasound, those claims are not well-supported by evidence, and the research is clear that high-frequency sound devices lack efficacy in repelling birds. If you want the best bb gun for bird control, remember that pellet guns are generally not an effective or humane method, and legal protections often limit what you can do ultrasound.
A maintenance plan that keeps birds away for the long term
Installing bird control is not a one-and-done job. Birds are persistent, and over time, hardware loosens, gel degrades, and gaps appear. Build a simple maintenance routine so you're not starting from scratch every spring.
- Do a full property walk-around in early spring (before nesting season begins) to check all installed hardware for damage, gaps, or displacement
- Reapply bird gel on treated horizontal surfaces according to the product label interval, typically every 6-12 months depending on sun and weather exposure
- Move any visual deterrents (predator decoys, reflective tape) to new positions every 3-5 days during active pest seasons
- Clear gutters and remove any debris that could become nesting material before birds scout locations in late winter
- Seal any new gaps in eaves, soffits, or fascia boards that appear after winter weather damage
- After any major storm, check that netting is still secured at all edges and that spike strips haven't shifted or been knocked loose
- Remove attractants wherever possible: cover garbage, pick up fallen fruit, eliminate standing water that birds drink from or bathe in
The principle behind long-term bird control is removing both the opportunity and the incentive. Physical exclusion removes the opportunity to land or nest. Removing food, water, and debris removes the incentive to return. Do both, and you'll spend far less time managing birds each year. Skip one, and you'll be back to troubleshooting the same spots next season.
If you want to dig deeper into specific product categories, comparing different lethal versus non-lethal approaches, or understanding what falls under what control method, those are topics worth exploring separately. The most important thing you can do today is identify your species, map your problem surfaces, pick the right exclusion or deterrent method for each one, and install it with full coverage. That combination solves about 90% of residential bird problems without any specialist help. A good life bird control plan focuses on keeping the right birds away with the right methods for each surface.
FAQ
What should I do if I see a nest near the area I want to seal or spike?
If birds are still active, don’t install exclusion that would trap them inside a wall or vent. Wait until the nest is fully abandoned, then remove any remaining nesting material afterward and only then seal gaps with hardware cloth or vent covers. For non-exempt species, this timing is also a legal requirement.
How do I know I’m getting complete coverage, especially on ledges and gutters?
Measure the full flat area birds can land on, including the parts you cannot see from the ground. Many failures come from partial coverage, for example spiking only the front edge of a ledge. Use a flashlight at night or a ladder mirror to verify there are no 3-inch gaps.
Will putting decals or film on the inside of my windows prevent bird strikes?
For window strike issues, install external visual breaks on the outside face of the glass (decal patterns, external screens, or other outside-mounted solutions). Inside-only changes usually don’t prevent the birds’ approach line, because birds see reflections and the sky through the outer surface.
Can I use bird gel on my porch railing or vertical siding?
Don’t rely on gel in spots where small birds might perch and get coated. Use gel only on horizontal, prep-cleaned surfaces and follow label reapplication timing, because heat and UV can reduce performance quickly. If you need control on ledges where perching is common, spikes, mesh, or vent guards are often safer options.
Are ultrasonic bird repellents worth it if I’m already trying other deterrents?
Not really. Ultrasonic-only devices have not shown measurable, reliable results in published testing, and birds can ignore them after repeated exposure. If you want electronics, pair a sonic device with moving visual deterrents and reposition on a schedule.
What’s the quickest way to troubleshoot bird control that stops working after a week or two?
If a deterrent fails, first check coverage and then habituation. Birds usually move to the nearest uncovered landing strip or to a corner where your pattern doesn’t reach. Next, rotate visual deterrents every 3 to 5 days and change sonic timing or location instead of repeating the exact same setup.
How important are bird wire spacing and post distance for results?
Bird wire spacing and post spacing matter. Keep rows close enough (about 3 inches apart) and ensure posts are spaced no more than about 5 feet apart, or birds will bridge the gap or land between lines. Also maintain correct heights so the bird cannot step around the wires.
What’s the most common mistake when installing bird netting around gardens?
With netting, use the right tension and secure the edges so birds cannot enter from the sides or underneath. If you leave gaps at the bottom edge, birds walk in and nest inside. For high-traffic areas, consider installing netting with rigid border supports rather than tying it loosely to decorative elements.
Can I mix products, like gel and deterrent tape, to improve performance?
Yes, but only certain products and claims are appropriate. The safest approach is to use methods aimed at exclusion or deterrence and to rely on label instructions for any chemical repellent, including first-aid and surface restrictions. If you’re unsure about a chemical’s fit for a surface or species, switch to physical exclusion first.
What if I’m not sure whether the birds on my property are protected species?
If you have a protected species or aren’t certain, treat it as protected and avoid killing or disturbing active nests. You can still deter with non-lethal exclusion and remove nesting only after it is fully abandoned. When in doubt, confirm the species before acting.
Citations
Audubon recommends using multiple identification clues beyond just color—such as size, shape, behavior, and (when possible) sound—to correctly identify a bird.
How to Identify Birds | Audubon - https://www.audubon.org/magazine/how-identify-birds
Audubon’s bird-ID guidance highlights that differences can be subtle and that field marks, size/shape, and especially behavior (and/or sound) help narrow to the correct species.
Identifying Birds | Audubon - https://www.audubon.org/birding/identifying-birds
A bird-droppings ID approach for pet owners notes that droppings’ appearance can vary by diet and that color/consistency may differ between species.
How do I identify bird poop? - The NAHF - https://www.nahf.org/article/bird-droppings-identification
The Environmental Literacy Council notes that accurate bird-dropping identification requires considering size and color (which can vary with diet), plus context like location.
How do I identify bird poop? - The Environmental Literacy Council - https://enviroliteracy.org/how-do-i-identify-bird-poop/
Clancy Bros notes that pigeons frequently roost on gutters and ledges and that this can leave heavy droppings.
Keep Birds Out of Vents & Soffits | Bird Nest Prevention Tips - https://www.clancybrospestcontrol.com/our-blog/how-keep-birds-out-roof-vents-soffits-and-gutters
The same article frames roofline features (warmth/shelter/seclusion) as prime nesting/roost real estate and emphasizes looking for nesting signs in rooflines.
Keep Birds Out of Vents & Soffits | Bird Nest Prevention Tips - https://www.clancybrospestcontrol.com/our-blog/how-keep-birds-out-roof-vents-soffits-and-gutters
BirdSafetyTips’ roof guidance emphasizes you need the species involved and the exact access/landing spot, and then block re-entry after removing birds.
Bird Problem on Roof: Humane Steps to Identify and Exclude - https://birdsafetytips.com/bird-problem-on-roof
BirdSafetyTips states a “landing opportunity” exists on any flat section wider than about ~3 inches not covered by bird-proofing, implying you must cover the full landing/roost surface.
Bird Problem on Roof: Humane Steps to Identify and Exclude - https://birdsafetytips.com/bird-problem-on-roof
Illinois DPH states the MBTA and Endangered Species acts generally prohibit trapping/killing most birds, eggs, and nests without a permit; it also provides guidance that options typically include removing attractants or exclusion.
Bird Exclusion and Dispersal | Illinois Department of Public Health - https://www.illinois.gov/topics-services/environmental-health-protection/structural-pest-control/bird-exclusion-dispersal.html
University of Wisconsin Pesticide Applicator Training materials describe building modifications/exclusion as an important bird-management program facet (netting can deter roosting/nesting on ledges/balconies/signs).
Rodent and Pest Bird Management - University of Wisconsin Pesticide Applicator Training Program - https://fyi.extension.wisc.edu/pat/100-appendix-rodent-and-pest-bird-management/
USDA APHIS’ bird dispersal/wildlife damage management technical series notes exclusion methods (including netting and physical barriers like bird wire/spikes) to prevent bird access to food/loafing/nesting areas.
Wildlife Damage Management (Bird Dispersal Techniques) - USDA APHIS - https://www.aphis.usda.gov/sites/default/files/Bird-Dispersal-Techniques-WDM-Technical-Series.pdf
BC Site Service’s spike guide gives installation basics including securing spike sections with screws (and notes a typical spike height around ~4.5 inches including base/spikes).
How to Install Bird Spikes – BC Site Service - https://www.bcsiteservice.com/how-to-install-bird-spikes/
Bird-X’s stainless spike instructions emphasize that pre-installation and follow-up maintenance are essential for bird-control success and that installation must fully address landing/overlooked areas (avoid foliage/overhang that provides access).
SPIKES NEEDLE STRIPS (Stainless-Steel Spikes Instructions) | Bird-X - https://bird-x.com/filebin/pdf/instructions/Stainless-Steel-Spikes-Instructions.pdf
BC Site Service’s guide states one tube of caulking can be enough for about ~10 feet when installing bird spikes (a practical planning detail for DIY quantity estimation).
How to Install Bird Spikes – BC Site Service - https://www.bcsiteservice.com/how-to-install-bird-spikes/
Bird Barrier’s birdwire instructions describe using posts attached to a ledge and mounting wires above the ledge at alternating heights (example given: ~3.5" and ~5" above the ledge).
Birdwire Installation Instructions | Bird Barrier of America - https://birdbarrier.com/birdwire-installation/
Bird Barrier’s birdwire installation document (via a mirrored PDF) specifies posts and wire layout rules, including alternating height guidance and constraints along the ledge length (for effective deterrence).
Bird Barrier Birdwire Installation PDF (mirrored) - https://www.domyown.com/msds/BIRDBARRIERBIRDWIREINSTALLATION.pdf
Bird-B-Gone’s Bird Wire installation instructions state “rows of Bird Wire should be no more than 3” (and give additional layout constraints).
BIRD WIRE™ Installation Instructions | Bird-B-Gone - https://www.birdbgone.com/content/product-Bird-Wire-BW-installation-instructions.pdf
The Bird-B-Gone Bird Wire instructions also state Bird Wire should not exceed 5 ft from post to post, affecting spacing/coverage for DIY success.
BIRD WIRE™ Installation Instructions | Bird-B-Gone - https://www.birdbgone.com/content/product-Bird-Wire-BW-installation-instructions.pdf
Spike-It’s spike installation manual includes guidance on leaving small gaps between rows (it references ~2.5 cm–5 cm guidance in its instructions) as part of preventing birds from threading through.
Bird Spike Installation Manual | Spike-It - https://www.spike-it.co.za/pages/bird-spike-installation-manual
Defender Bird Spikes’ installation guidance states you should protect any area that is greater than ~2.5 cm (because birds can land if a surface is wide enough).
Installation Guide | How to Install Defender® Bird Spikes - https://www.birdspikesonline.co.uk/Bird-Spikes/Installation?srsltid=AfmBOool9D05zHMunuxa701mu6G8SeOVn-aW9sLZ5QSrUFamBcmJM93s
Roofgiant’s bird spikes installation guide includes surface prep steps and warns against missed surfaces “overlooked from windows above” (i.e., coverage mistakes lead to repeat landings).
Roofgiant Bird Spikes Installation Guide (PDF) - https://www.roofgiant.com/resources/files/bird-spikes-0918.pdf/
Bird B Gone’s Transparent Bird Gel product page states it is a sticky repellent for preventing birds from landing on horizontal surfaces and specifies it should never be used on a vertical surface.
Transparent Bird Gel | Bird Repellent | Bird B Gone - https://www.birdbgone.com/transparent-bird-gel/
Bird B Gone’s Transparent Bird Gel instructions include surface preparation and application instructions (for adhesion/effectiveness) and explain correct placement for roost/landing prevention.
Transparent Bird Gel Installation Instructions (PDF) | Bird B Gone - https://www.birdbgone.com/content/product-Transparent-Bird-Gel-TBG-instructions.pdf
Bird B Gone’s Bird-OFF Gel label includes application instructions and first-aid/label-required safety language (important for compliance and correct reapplication/usage).
Bird-OFF Clear Gel (Bird B Gone) - Label PDF - https://www.birdbgone.com/content/product-Bird-OFF-Gel-BOG-label.pdf
The US EPA pesticide label database has a listing for Bird-B-GONE Transparent Bird Gel (registration number 8254-5-71050), which ties product use to EPA label instructions (“label is the law” context).
Labels for BIRD-B-GONE TRANSPARENT BIRD GEL REPELLENT (US EPA) - https://ordspub.epa.gov/ords/pesticides/f?p=PPLS:102::NO::P102_REG_NUM:8254-5-71050
A peer-reviewed PMC article on deterrents at an industrial factory reports deterrence across multiple types (e.g., alarm/distress calls, flashing lights, moving/static predator models, and reflective tapes), with effectiveness depending on deployment strategy (quantity/placement/combination).
Efficacy of Several Types of Pest Bird Deterrents and General Trend of Pest Birds at an Industrial Factory (PMC) - https://pmc.ncbi.nlm.nih.gov/articles/PMC12017283/
An eScholarship paper on high-frequency sound devices reports lack of efficacy in repelling birds (no apparent effect on bird activity after deployment/measurement).
HIGH FREQUENCY SOUND DEVICES LACK EFFICACY IN REPELLING (eScholarship PDF) - https://escholarship.org/content/qt25t7d8gj/qt25t7d8gj_noSplash_f1e72561ca6dbf29fe6843ae1e09c023.pdf
US Fish & Wildlife Service provides the Migratory Bird Treaty Act overview and notes MBTA applicability and federal rules/permits under regulations (50 CFR 21).
Migratory Bird Treaty Act of 1918 | U.S. Fish & Wildlife Service - https://www.fws.gov/apps/law/migratory-bird-treaty-act-1918
USFWS notes that regulations regarding permits (50 CFR 21) provide information on permits for actions that constitute “taking” etc. under the MBTA framework.
Migratory Bird Treaty Act of 1918 | U.S. Fish & Wildlife Service - https://www.fws.gov/apps/law/migratory-bird-treaty-act-1918
Illinois DPH states that only certain non-protected birds (e.g., house sparrows, starlings, pigeons—per the site’s wording) are not protected by state or federal law, underscoring why you must confirm species status before acting.
Bird Exclusion and Dispersal | Illinois Department of Public Health - https://dph.illinois.gov/topics-services/environmental-health-protection/structural-pest-control/bird-exclusion-dispersal.html
US EPA’s pesticide registration manual (devices) explicitly mentions ultrasonic devices in the context of regulatory categories/claims—highlighting that device claims are regulated and must be supported/consistent with registration.
Pesticide Registration Manual: Chapter 13 - Devices | US EPA - https://www.epa.gov/pesticide-registration/pesticide-registration-manual-chapter-13-devices
Bird-X’s spike instructions state that proper installation and follow-up maintenance are essential for long-term results (implying inspection and rework if gaps/coverage fail).
SPIKES NEEDLE STRIPS (Stainless-Steel Spikes Instructions) | Bird-X - https://www.birdx.com/filebin/pdf/instructions/Stainless-Steel-Spikes-Instructions.pdf
A Bird B Gone Transparent Bird Gel user manual page states basic cleanup/removal guidance and supports correct installation/removal practices for long-term maintenance.
Bird B Gone Transparent Bird Gel User Manual (mirrored) - https://www.manualsdir.com/manuals/321820/bird-b-gone-transparent-bird-gel.html

