Everbuild General Purpose Silicone Sealant 12x280ml with Faithfull Mastic Gun 425ml. 1x Faithfull Mastic Gun 425ml. Everbuild Silicone Sealant Black 12x 280ml. The Everbuild general purpose Silicone Sealant is Ideal for use in general draught proofing as well as providing a strong waterproof seal in kitchens and bathrooms, particularly around sinks, showers, baths, toilets, worksurfaces, laminates, and more.
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