Best Insect Killers & Repellents — Zero In (2026)
5 insect killers & repellents matching brand “Zero In”, hand-picked from UK Amazon listings.
Not sure which one to pick? Read our Best Insect Killers & Repellents UK (2026) guide.

#1 Pick
Zero In Fly and Wasp Killer - 300ml Aerosol, Controls Flying Insects and Bugs in the Home, Fast Action Formula- Aerosol Spray
£3.99
Pros
- Instant knockdown of flies, wasps and other flying insects
- Ready-to-use, no mixing required
- Budget-friendly everyday household spray
Cons
- Needs reapplying for ongoing infestations

#2 Pick
Zero In High Voltage Insect Killer, Poison-Free Bug Zapper, UV Light Lamp, Kills Flies, Midges and Mosquitoes- Mains-Powered UV Zapper
£7.99
Pros
- Poison-free UV light attracts and zaps flying insects
- Reusable mains-powered unit, no ongoing chemical cost
- Good for kitchens and utility rooms
Cons
- Mains cable limits placement options

#3 Pick
Zero In Knockdown Plug-In Mosquito Killer - Odour-Free Plug-In Insect Repellent Unit - Kills Mosquitoes, Midges, & Biting Insects on Contact - Provides Up to 45 Nights of Protection - 30ml Bottle- Plug-In Mains Powered
£10.49
Pros
- Odour-free plug-in unit fits any UK socket
- Up to 45 nights of protection per bottle
- Kills mosquitoes, midges and other biting insects on contact
Cons
- Refill bottle needed once the 45 nights run out

#4 Pick
Zero In Ultra Power Wasp & Hornet Nest Killer Foam - Insecticidal Wasp Nest Destroyer Foam Spray for Indoor & Outdoor Nest Removal - Effective Up to 4 Metres, Kills 4-7 Nests - 600ml Trigger Aerosol- Aerosol Spray
£12.97
Pros
- Sprays up to 4 metres away from the nest for safer treatment
- Large 600ml can treats 4-7 wasp or hornet nests
- Clinging foam formula targets nest entrances effectively
Cons
- Trigger aerosol is bulkier to store than standard cans

#5 Pick
Zero In Wasp Nest Killer - Insecticidal Wasp Nest Destroyer Foam Spray for Indoor & Outdoor Nest Removal - Fast-Acting Foam, Effective Wasp Spray Up to 2 Metres, 2-3 Treatments Per Can - 300ml Aerosol- Aerosol Spray
£5.00
Pros
- Compact 300ml can with 2-3 treatments per can
- Fast-acting foam reaches up to 2 metres away
- Budget-friendly staple for treating wasp nests around the home
Cons
- Shorter reach than the Ultra Power 600ml version
At a glance
- Products
- 5
- Price range
- £3.99–£12.97
- Average price
- £8.09
- Average rating
- 4.08 / 5
- Total reviews
- 15,475
- In stock
- 5
Zero In Insect Killers & Repellents provide targeted solutions for common household pests like flies, wasps, moths, and more. This range focuses on rapid knockdown and long-lasting protection, utilising innovative formulations designed to disrupt insect behaviour and prevent infestations. The Zero In system offers a variety of products – including sprays, gel stations, and sticky traps – allowing you to tackle specific pest problems effectively across your home. Each product is engineered for precise application and lasting results, minimising disruption to your living space.
FAQ
What insects are Zero In Insect Killers effective against?
The Zero In range targets a wide variety of flying and crawling insects including flies, wasps, moths, bees, ants, fleas, and silverfish. Different formulations are designed for specific pests – check the product details for optimal efficacy.
How do I use the Zero In Gel Stations?
Gel stations are incredibly simple to deploy; just place them in areas where insects are active, like near windows or doorways. The slow-release gel attracts and kills insects upon contact, providing continuous protection without needing frequent spraying.
Are the Zero In sprays suitable for use indoors?
Yes, many of the Zero In sprays are formulated for indoor use, but always check the product label carefully before application. Some formulations may be best suited for outdoor areas to prevent potential damage to surfaces or fabrics.
How long does the effect of a Zero In spray last?
The longevity of a Zero In spray depends on factors like insect activity and environmental conditions, but typically it provides up to 30 days of protection from one application. Reapplication may be necessary in areas with high pest pressure.
Do I need any special equipment to use the Sticky Traps?
No, Zero In Sticky Traps are incredibly easy to use – simply peel off the backing and attach them to a suitable surface like windows or walls. They require no batteries or other power sources, providing an effective passive trapping solution.
Can I use Zero In products near pets?
Always read the product label carefully for specific instructions regarding pet safety. While many formulations are relatively safe when used as directed, some may be harmful if ingested or come into direct contact with animals – keep products out of reach.
How do I clean up spilled Zero In Gel?
To remove spilled gel, simply wipe it up with a damp cloth. For stubborn residue, you can use warm water and mild detergent, ensuring to rinse thoroughly before allowing the area to dry.
What size rooms are suitable for using the Zero In Automatic Bug Zapper?
The Zero In Automatic Bug Zapper is designed for medium-sized rooms or enclosed spaces. It's most effective in areas with relatively low insect populations, and coverage will be better in a smaller room.
How often should I replace the Sticky Traps?
Sticky traps need replacing regularly, typically every 2-4 weeks depending on insect activity levels. Regularly check the trap to ensure it remains fully covered in captured insects – replacement is key for continued effectiveness.
Where can I find more information about the specific product’s ingredients?
Detailed ingredient lists and safety data sheets are available on the Amazon UK product page listing for each Zero In Insect Killer & Repellent. Always refer to this information before use for complete details.