
WEATHERCAP B-6 Type B 90° Cove Cap
- Soft lead flexes with building movement
- Protects sealant, extends joint lifespan
- Stock 6-ft lengths, ships within 48 hours
GSA Specified for Historic Preservation
U.S. Patented System
Explore custom metal window flashings from Weathercap, a patented soft lead system designed to protect sealant in masonry joints. Our solutions prevent moisture penetration and accommodate building movement, making them ideal for new construction and historic preservation. Trusted on national landmarks, our system ensures long-lasting, weather-resistant seals.






























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It's a patented soft lead cap system designed to protect sealant in masonry joints, including around windows. It acts as an adjunct to caulk, absorbing movement and preventing moisture penetration to extend the life of the joint seal, making it a superior flashing solution.
Talk to our experts for custom solutions and tailored guidance.

Protecting the integrity of landmark structures with joint solutions that respect historical aesthetics.

Ensuring long-term weatherproofing for public buildings, universities, and monuments with durable joint protection.

Providing durable, low-maintenance joint protection for new commercial masonry construction and window installations.

Specialized solutions for restoring and protecting masonry on balustrades, cornices, parapets, and window surrounds.
Talk to our experts for custom solutions and tailored guidance.
Our WEATHERCAP® system is trusted to protect America's most iconic buildings, including the Washington Monument, U.S. Supreme Court, and Smithsonian Institution.
Leverage our unique, patented (U.S. Patent 6991400) soft lead technology that accommodates building movement to create a permanent, elastic seal.
Specified in U.S. GSA Historic Preservation Technical Procedures, our system is the standard for durable, weather-resistant masonry joint protection.
Submit your project details, and our team will provide technical guidance, sizing information, and a detailed quote for your specific application.
For immediate assistance, feel free to give us a direct call at (985) 649-4000.
For immediate assistance, feel free to give us a direct call at (985) 649-4000.