OB1 Multi‑Surface Construction Sealant & Adhesive – 290ml

Bonds & Seals Almost Everything | Works Underwater | High Strength

OB1 is the ultimate all‑in‑one sealant, adhesive and filler – the professional’s choice for every job. It bonds and seals virtually any material, inside or outside, wet or dry. Powerful, flexible and durable, it creates permanent, waterproof bonds that won’t crack, shrink or peel. Perfect for construction, repairs, plumbing, glazing, roofing, guttering and DIY projects – it truly does the job done.

✅ Brand: OB1 – legendary high‑performance bonding technology

✅ Product: Multi‑Surface Construction Sealant & Adhesive

✅ Colour: Grey

✅ Volume: 290ml standard cartridge – fits all sealant guns

✅ Key Features:

• ✅ Bonds Almost Anything: All metals (even lead), plastics (PVCu, GRP, polystyrene), glass, mirror, wood, fibreglass, stone, concrete, brick, ceramics & more

• ✅ Works In Water: Apply wet or dry – ideal for leaks, ponds, aquariums, bathrooms & marine use

• ✅ Permanent Seal: 100% waterproof, weatherproof, UV‑stable, mould‑resistant

• ✅ High Strength: Adhesive power replaces screws, nails or rivets

• ✅ Flexible: Moves with building movement – won’t crack or split

• ✅ Low VOCs: Safe, low odour, environmentally compliant

✅ Certified: EC1 Plus – very low emission, suitable for all indoor spaces

✅ Condition: Brand new, unexpired stock – expiry 15/11/2025

💷 RRP: £9.99 – £12.99

💥 Our Price: £4.99 each

Save over 50% – pro‑grade performance at DIY prices!

💰 Bulk Pricing

• Single Cartridge: £4.99

• 6+ Cartridges: £4.29 each

• 12+ Cartridges: £3.79 each

• 20+ / Case: £3.29 each