Thompsons 10 Year Grey Roof Sealant 1 Litre Waterproof Flexible Coating for Exterior Roof Repair

Thompsons 10 Year Grey Roof Sealant 1 Litre Waterproof Flexible Coating for Exterior Roof Repair

Thompsons Grey Roof Sealant 1L is a premium waterproofing solution designed to deliver long-lasting roof repairs with unmatched flexibility and durability. Unlike standard bitumen-based products, this advanced formula flexes with the natural movement of the roof, preventing cracks and peeling over time.

With a quick-drying formula that’s rainproof in just 6 hours, Thompsons Roof Seal ensures rapid protection even in unpredictable weather. Whether you’re sealing flat roofs, pitched roofs, or weather-exposed surfaces, this one-coat solution offers up to 10 years of proven performance, resisting both UV rays and water ingress.

Perfect for both emergency repairs and planned maintenance, Thompsons Roof Seal is easy to apply with a brush, roller or broom, and it delivers a low-VOC, solvent-based protection layer for exterior roofing surfaces.

Key Features and Benefits

10-Year Waterproof Protection
Engineered for durability, delivering a decade of water resistance on properly prepared roofing surfaces.

Rainproof in Just 6 Hours
Fast-setting formula ensures rapid weatherproofing, allowing you to complete jobs in a single day.

UV Resistant
Colour stability is maintained over time thanks to UV-blocking technology, reducing fading and cracking.

Flexible Coating
Designed to move with your roof and prevent splitting caused by thermal expansion or contraction.

Superior to Bitumen Paint
Outperforms traditional bitumen coatings in longevity, adhesion and flexibility.

Easy Application
Use a brush, roller or broom for a quick, even coat across flat or pitched roof areas.

Specifications

• Brand: Thompsons

• Product Type: Roof Sealant

• Colour: Grey

• Volume: 1 Litre

• Coverage: Up to 2m²

• Drying Time: Touch dry in 2 hours

• Rainproof Time: 6 hours

• Setting Time: 360 minutes

• Application Conditions: Dry day, above 10°C

• Application Tools: Brush, roller, or soft broom

• VOC Level: Low

• Solvent-Free: No (solvented formula)

• Substance: Polymer-based

• Pack Quantity: 1

• Paintable: Not paintable

• Location: Exterior only

• Weight: 1.572 kg

Ideal For

• Repairing small leaks or cracks on flat and pitched roofs

• Sealing weather-exposed roof joints and edges

• Emergency patchwork or planned exterior maintenance

• DIYers or professionals seeking a long-term roof sealing solution

Application Tips

• Stir Well: Mix thoroughly before and during use.

• Surface Prep: Ensure surfaces are clean, dry, and free from dust, moss, or oil.

• Apply Smoothly: Use long strokes to apply with a brush, roller, or broom.

• Second Coat (If Needed): Wait at least 6 hours before reapplication.