GSA Specified for Historic Preservation certified

GSA Specified for Historic Preservation

Patented Joint System certified

Patented Joint System

Lead Roof Flashings

Our lead flashings are a patented system designed to protect sealant in masonry joints. Made from soft, flexible lead, they accommodate building movement to prevent moisture penetration and extend sealant life. Ideal for historic preservation, restoration, and new construction on cornices, copings, and window lintels.

WEATHERCAP Entrance Step Joint Protection
WEATHERCAP A-8 Type A Flat Joint Cap
WEATHERCAP B-8 Type B 90° Cove Cap
WEATHERCAP Portico, Bracket and Pilaster Joint Protection
WEATHERCAP A-6 Type A Flat Joint Cap
WEATHERCAP Water Table Joint Protection
WEATHERCAP Window and Door Frame Joint Protection
WEATHERCAP Balustrade Joint Protection
WEATHERCAP Window Sill Joint Protection
WEATHERCAP B-4 Type B 90° Cove Cap
WEATHERCAP A-2 Type A Flat Joint Cap
WEATHERCAP B-3 Type B 90° Cove Cap
WEATHERCAP Joint Protective System (Lead Stone Flashing / Tee Caps)
WEATHERCAP Type A Flat Joint Cap
WEATHERCAP Lead Arrowhead Masonry Joint Caps
WEATHERCAP Corner and Fillet Joint Protection
WEATHERCAP Custom and Large-Size Masonry Joint Caps
WEATHERCAP B-2 Type B 90° Cove Cap
WEATHERCAP Glass Block Perimeter Joint Protection
WEATHERCAP Horizontal and Vertical Masonry Joint Protection
WEATHERCAP New Construction Masonry Joint Protection
WEATHERCAP B-6 Type B 90° Cove Cap
WEATHERCAP Cornice and Belt Course Joint Protection
WEATHERCAP Type B 90° Cove Cap
WEATHERCAP Window and Door Lintel Joint Protection
WEATHERCAP A-3 Type A Flat Joint Cap
WEATHERCAP Coping and Parapet Joint Protection
WEATHERCAP A-4 Type A Flat Joint Cap
WEATHERCAP Building Movement and Joint-Checking Protection
WEATHERCAP Historic Masonry Preservation Joint Protection
WEATHERCAP Masonry Moisture Penetration Protection
WEATHERCAP Masonry Sealant Protection System

Our Range of Products

WEATHERCAP Entrance Step Joint Protection

WEATHERCAP Entrance Step Joint Protection

  • Type B cove cap for entrance step joints
  • Protects tread, riser and stringer joints
  • Suited for historic entrance restoration
WEATHERCAP A-8 Type A Flat Joint Cap

WEATHERCAP A-8 Type A Flat Joint Cap

  • Type A flat cap for same-plane joints
  • Covers joints up to 1.5 in wide
  • Oxidizes to neutral grey blending masonry
WEATHERCAP B-8 Type B 90° Cove Cap

WEATHERCAP B-8 Type B 90° Cove Cap

  • Soft lead flexes with building movement
  • Protects sealant, extends joint lifespan
  • Stock 6-foot lengths, joints under 1.25 in
WEATHERCAP Portico, Bracket and Pilaster Joint Protection

WEATHERCAP Portico, Bracket and Pilaster Joint Protection

  • Type A & B system for porticos and pilasters
  • Accommodates movement in projecting elements
  • Suited for historic architectural projections
WEATHERCAP A-6 Type A Flat Joint Cap

WEATHERCAP A-6 Type A Flat Joint Cap

  • Type A flat cap for joints under 1 1/4 in
  • Outer coverage approx. 1 1/2 in wide
  • Stock item shipped in 6-foot lengths
WEATHERCAP Water Table Joint Protection

WEATHERCAP Water Table Joint Protection

  • Combined Type A & B for water table joints
  • Weather-resistant masonry joint protection
  • Ideal for historic facade restoration

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Frequently Asked Questions

What does lead flashing do?

Lead flashing, specifically our Weathercap system, is designed to protect sealant in masonry joints. It covers the caulk, shielding it from weather and UV exposure. Its soft lead construction flexes to accommodate building movement, preventing joint checking and moisture penetration, which significantly extends the life and effectiveness of the seal.

What is the best way to seal lead flashing to brickwork?

What are Type A and Type B caps used for?

Can Weathercap be used for new construction?

Will the lead flashing be highly visible after installation?

In what lengths is the flashing supplied?

Do you offer custom sizes for non-standard joints?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Historic Preservation

Historic Preservation

Protecting irreplaceable landmarks and heritage buildings from water damage by securing vulnerable masonry joints.

Government & Institutional

Government & Institutional

Specified for federal buildings, state capitols, and universities to ensure long-term durability and preservation.

New Architectural Construction

New Architectural Construction

Integrating superior joint protection into new masonry designs to prevent future failures and extend building life.

Masonry Contracting

Masonry Contracting

Providing professional masonry contractors with a reliable, easy-to-install solution for durable joint sealing.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

You might also like

Why Restoration Specialists Choose Weathercap

Proven on Iconic Landmarks

Trusted for projects like the Washington Monument and U.S. Supreme Court, our system meets the highest standards for historic preservation.

Patented Flexible Protection

Our unique soft lead design (U.S. Patent 6991400) flexes with building movement, protecting sealant and preventing moisture penetration.

GSA Specified Performance

Our products are specified in U.S. GSA Historic Preservation Technical Procedures, ensuring compliance and proven performance for government projects.

Get Technical Specs & Pricing For Your Project

Request CAD drawings, sample specifications, or a quote. Our team is ready to provide the technical information you need for your masonry project.

Contact Us Today

For immediate assistance, feel free to give us a direct call at (985) 649-4000.