See all Roof Covers
Round Valley Complex with roof covers

Moisture protection from the top down

Our roof covers have extensive model options for flat and built-up roofs include flexible seal, metal, and seismic. Our metal and bellows roof covers expand and contract for multi-directional movement.

Types of Roof Covers

Allway™ Metal

This aluminum roof cover is comprised of extruded aluminum components, injection molded turn bar, Duroflex gaskets and a polyethylene vapor barrier. It is ideal for applications where exterior seals are used in walls and watertight transitions are critical. Joint sizes range from 1" to 2".

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Flexible Seal

This flexible roof cover utilizes a malleable membrane and can be used in built-up, flat or sloped roof applications. An optional waterstop is available. Joint sizes range from 1" to 16".

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Seismic Roof Covers

This aluminum roof cover is ideal for seismic applications and ensures a watertight transition where exterior wall seals are installed. The system is available with custom, factory-made transitions to ensure watertight results. Joint sizes range from 3" to 36".

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We've Got it Covered

When it comes to expansion joint cover selection, you're not alone. We've got you covered with guides on sizing, waterproofing, fire barriers, building movement, and more.

Joint Sizing--Simplified

A critical element of proper joint sizing is to keep proper movement types and ranges in mind.

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Questions to Ask Before Selection

Consider these topics on movement, safety, aesthetic, building resilience, and more when choosing the best cover for your building.

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Types of Building Movement

Prior to selecting a cover, it is crucial to consider which type(s) of building movement your project might encounter.

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Understanding Fire-Rated Expansion Joints

Fire-rated expansion joints are necessary to maintain building safety. Here’s how to incorporate them.

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Waterproofing an Expansion Joint

There are several aspects to consider that help prevent water from leaking through the expansion joint and into your building.

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Better Solutions

We understand that every project has its own special movement criteria, and that one of our standard designs may not be right for your project. We have a team of technical experts that can work with you to design a custom cover that meets your project’s specific requirements.

See examples of our custom solutions

Expansion Joints Covers Custom Stair Risers and Treads

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Associations

Firestop Contractors International Association
Firestop Contractors
International Associations

www.fcia.org
US Resiliency Council
U.S. Resiliency Council
Rating Building Performance in Natural Disasters

www.usrc.org
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