Waterproofing Product Categories

PUMA Technology

Polyurethane-methacrylate (PUMA) technology for traffic coatings, below-grade waterproofing and expansion joints.

Traffic Coatings

High-performance solutions for vehicular, pedestrian and specialty applications.

Transition Assemblies

Your single-source for ensuring an air and water-tight transition at the window-to-wall connection.


A broad selection of primers for air barriers, below-grade waterproofing, epoxy, urethanes, porous and non-porous surfaces.

Air Barrier Systems

ExoAir® Air Barrier Systems offer comprehensive vapor-retarding and vapor-permeable systems including sealants, mastics and transition assemblies.

Sealants & Adhesives

A broad offering of sealants including high-performance multi-component and one-part urethane, hybrid urethane and silicone sealants, and application-specific materials.


Firestopping products designed and engineered as integral components to critical high-performance UL rated systems.

Architectural Wall Coatings

Architectural Wall Coatings designed to meet performance, application or budget requirements.

Commercial Glazing Systems

Fully-tested, comprehensive solutions for in-plant and in-field applications plus the design engineering and on-site project services to make your project a success.

Expansion Joints

All Tremco and Willseal expansion joint and transition sealant products are designed for maximum waterproofing, thermal, sound and air-tightness to meet global passive housing standards – and all feature superior durability, excellent +/= movement capabilities and streamlined installation.

Waterproofing Systems

A series of cold, hot and sheet waterproofing membranes for vertical, horizontal and lagging applications.