- The UK's No.1 Garage Door Seal
THE ULTIMATE
DEFENCE
FOR A
CLEANER, DRIER GARAGE
Stop wind-driven rain, leaves, and debris in their tracks.
The original professional-grade threshold seal provides a permanent,
weather-resistant barrier for every home and business.
Stop wind-driven rain, leaves, and debris in their tracks. The original professional-grade threshold seal provides a permanent, watertight solution for every home and business.
- Solutions
Solutions for Every Garage
Discover how Weather Defender works across different applications
- why weather defender
The Weather Defender Advantage
A tailored approach to garage door protection - engineered to outperform everything else on the market.
- kits starting from
- £29.99
A Tailored Solution for Every Garage
Protect your space with total confidence. Whether it’s a professional workshop, home gym, or classic car storage, Weather Defender ensures a dry, debris-free environment in every season.
Universal Compatibility
Designed and engineered to provide a seamless fit across domestic, commercial, and industrial door types. Including manual or automated up-and-over, sectional, roller shutter, and side-hinged doors.
Everything You Need in One Box
Weather Defender kits arrive as a complete solution. Your kit includes the seal (selected length), specialized adhesive in required quantities - covering the length of the seal, and comprehensive, easy-to-follow instructions.
The Weather Defender Lifetime Warranty
We stand behind our engineering. When installed according to our guidelines, we guarantee your seal will not perish or fall apart, providing a permanent solution for your home or business.
- our range
Garage Door Threshold Seal Kits
Industry-leading garage door threshold seals, designed and manufactured in the UK.
Kits starting from
£29.99
Weather Defender® Original
Our flagship garage door seal providing comprehensive weather protection for standard applications. Seals gaps up to 14mm high.
- Domestic and Commercial Application
- Available in 11 kit lengths & a 30m trade length
- Suitable for all door types
- High quality, flexible, eco-friendly PVC
- All Original kits include Everbuild Stixall adhesive sealant
- Anti-slip ridges and yellow safety strip as standard
Kits starting from
£49.99
Weather Defender® XL
Heavy-duty version for larger gaps, wider commercial and industrial application, providing maximum protection. Seals gaps up to 24mm high.
- Domestic, Commercial and Industrial Application
- Available in 5 kit lengths or cut-to-size up to 25m
- Suitable for all door types
- High quality, flexible, eco-friendly PVC
- All XL kits include Everbuild Stixall adhesive sealant
- Anti-slip ridges and yellow safety strip as standard
- engineering
technical Excellence
With our decades-long experience in the garage door industry, we engineered the Weather Defender® threshold seal to deliver superior performance across most standard garage door types and installation conditions.
Solid-Profile Marine-Grade PVC
Engineered from a continuous, solid PVC extrusion, Weather Defender® delivers high tensile strength and resilience against weather, weight, and daily wear.
Safety-First Design
Engineered with anti-slip surface ridges and a high-visibility safety line to minimise slip and trip risks across domestic and commercial settings.
Adaptable Contour profile
The extruded profile naturally flexes to follow minor bumps, dips, and floor settlement, ensuring a tight weather barrier even on uneven floors.
Heavy-Duty Load Capacity
Engineered to withstand daily vehicle traffic without flattening, cracking, or losing shape - backed by our Lifetime Guarantee.
- Universal Fit
Fits Most Garage Door Types
Designed to fit almost any garage door configuration, including Up & Over, Sectional, Roller, Side-Hinged, and Industrial doors made from steel, timber, composite, or aluminium.
Up & Over
Standard canopy & retractable
Sectional
Domestic & industrial
Roller
Electric & manual roller doors
Side-Hinged
Single & double leaf
Industrial
Heavy-duty & warehouse doors
Not sure which seal is right for your door? or View All Solutions .
- Accessories
Complete Your Garage Protection System
Everything you need alongside your Weather Defender® seal for a perfect, lasting installation.
Adhesive
Everbuild Stixall — the ultimate combined building adhesive and sealant to ensure your seal is secured in place. Available in black and clear.
Multipurpose Cloth Wipes
Heavy-duty cleaning wipes for thorough surface preparation before adhesive application. Ensures a clean, oil-free bond every time.
Sealant Gun
Professional-grade sealant applicator gun for precise, even adhesive application. Ensures a clean, controlled finish every time.
- Our Guarantee
The Weather Defender Lifetime Warranty
Every Weather Defender® Garage Door Threshold Seal is backed by a Lifetime Warranty.
When installed according to our guidelines, we guarantee your seal will not perish or fall apart
- providing a permanent solution for your home or business.
Please note: The Lifetime Warranty applies solely to our threshold seals (Original and XL lines)
and does not apply to Weather Defender® draught excluders, adhesives, or accessories.
- testimonials
what our Customers Say
Rated Excellent on Trustpilot by hundreds of UK homeowners and trade professionals.
Ready to Protect Your Garage?
Keep your garage clean, dry, and secure in every season. Find the perfect fit for your door.
WD
Premium all-in-one garage door floor seal designed to keep your garage clean, dry, and protected year-round.