Rodent Proofing Products

Trapping without proofing first is a losing battle - new rodents keep arriving through the same open gap. A mouse needs a gap no wider than 5mm; a rat needs about 15mm upwards. Our range of rodent proofing products includes sealants, wire wool, door sweeps and air brick covers to close entry points. Proofing should be the first step in any rodent treatment, not an afterthought.

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FAQs: Rodent Proofing Products

The right product depends on the areas you need to protect.

Match the product to the entry point on both the exterior and interior of the premises:

  • Hairline gaps & small cracks: Use a rodent-resistant sealant/expanding foam.
  • Wider holes (≈15mm+): Pack steel/wire wool, then cap with mortar or a metal plate.
  • Vents & air bricks (and unused chimneys): Fit fine, non-corrosive metal or plastic mesh cover or a equivalent cap.
  • Under-door gaps: Install heavy-duty, metal-reinforced door sweeps.
  • Around pipes, cables & services: Seal with steel wool + caulk/mesh (and mortar for larger gaps).
  • Drains & toilets: Add a one-way rat drain blocker/backflow valve.

For best results, combine methods, remove food/water sources, and re-inspect entry points regularly.

Our rodent proofing products work as a physical barrier and contain no active substance. Fit them as directed and keep offcuts of wire wool and sealant out of reach of children and pets while you work.

Correctly fitted, these materials last for years - wire wool, mesh and metal-reinforced door sweeps are all chosen to resist gnawing. It is still worth re-inspecting entry points once a year, since buildings move, sealant degrades and new gaps open up over time.

Yes, all of our rodent proofing products are designed for easy DIY installation. Whether you're applying sealant, installing a door sweep, or securing wire mesh, our products come with simple instructions to help you effectively fortify your home against rodents.

To prevent rodents from entering, inspect your home for potential entry points such as cracks, gaps around doors and windows, and spaces around pipes or vents. Use our sealants for small openings, wire mesh for larger gaps, and door sweeps to block entryways. Regularly check for any new entry points and repair them promptly.

No - sealing a building with rodents still in it just traps them indoors. Clear what is already inside with traps first, confirm activity has stopped, then close the entry points so nothing new gets in.

A mouse gets through a gap of around 5mm, roughly a pencil's width, and a rat around 15mm - far smaller than most people expect, which is why proofing jobs often miss the actual route in. Check around pipework, under doors, at air bricks and where cables enter the building.