Sealants and joints

Construction sealants and expansion joint systems

Construction sealants, joint fillers, flexible tapes and expansion-joint systems for facades, roofs, floors, wet areas and concrete.

Construction sealants and expansion joint systems

BCI sealants and joint systems help control movement, water ingress and detailing risk across concrete, facades, roofs, floors and wet areas.

Sealants, joint fillers, flexible tapes and accessories.

For expansion joints, construction joints and waterproofing details.

Supports floor, facade, roof and concrete applications.

Relevant BCI systems
Matching products
BC Backing Rods

BC Backing Rods are flexible, closed-cell polyethylene foam rods used as a backing material to control sealant depth in joints. They provide uniform joint geometry, improve sealant performance and prevent three-sided adhesion.

BC Bond Liquid

BC Bond Liquid is an admixture and bonding agent for cementitious materials.

BC Bond Super

BC Bond Super is a high-quality polyvinyl-acetate (PVA) emulsion adhesive for use as a bonding agent, surface sealer, primer and admixture for cement screeds, renders, plasters, mortars and concrete.

BC Bond XP

BC Bond XP is a high-performance acrylic-polymer emulsion for use as an adhesive and admixture in cementitious systems, enhancing concrete and mortar by improving bond strength, flexibility, water resistance and durability.

BC Mix SBR

BC Mix SBR is a carboxylated styrene–butadiene copolymer latex admixture formulated to enhance the properties of cementitious mixes such as mortars, screeds, renders and toppings.

BC PVA Bond

BC PVA Bond is a polyvinyl-acetate-based polyvinyl-alcohol suspension for surface sealing, bonding and use as a cement/mortar admixture. Supplied in 20 kg pails.

BC S900

BC Sili-900 is a one-part, chemical-resistant silicone sealant for movement joints in aggressive chemical environments, providing excellent adhesion and long-term flexible protection against acids, alkalis and chemical solutions.

BC Tec 30S

BC Tec 30S is a one-component, moisture-curing, non-sag polyurethane joint sealant for elastic, tough and resilient sealing with excellent recovery, suitable for a wide range of temperatures and joint applications.

Ready to build

Need a project-specific recommendation?

Send the site condition, substrate and required performance. BCI can help match the right system and documents.

Request SubmittalDownload Catalog