Silicone Mastic Sealants

A mainstay in the joint sealing business for many many years, Silicone Sealants are the mastic man's first choice mastic sealant for both internal and external gaps and joints, as well as being the goto sealant for all other trades, the various MAF (movement accomodation factor), excellent tooling and finishing properties not to mention the amazingly huge colour choice, you'll find a high standard of silicone mastic sealants at Sealants Online for kitchens, bathrooms, brickwork, window frames and much much more.   

Geocel HM Internal Silicone Sealant

Geocel HM Internal Silicone Sealant

From £2.14 (inc VAT)
From £1.78 (exc VAT)
Geocel LM External Silicone Sealant

Geocel LM External Silicone Sealant

From £2.64 (inc VAT)
From £2.20 (exc VAT)
Mapei Mapesil AC Silicone Sealant

Mapei Mapesil AC Silicone Sealant

From £5.87 (inc VAT)
From £4.89 (exc VAT)