U.S. Patented System certified

U.S. Patented System

GSA Specified certified

GSA Specified

Golf Tee Caps

Explore our complete line of patented lead tee caps, also known as WEATHERCAP®. Engineered to protect sealant in masonry joints from environmental stress and building movement, our caps ensure a long-lasting, weather-resistant seal. Ideal for historic preservation, restoration, and new construction projects across the United States.

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

Our Range of Products

WEATHERCAP A-8 Type A Flat Joint Cap

WEATHERCAP A-8 Type A Flat Joint Cap

  • Largest Type A size, joints to 1 1/2 in
  • Approx. 2.5 lb/ft for wide joints
  • Outer coverage approx. 2 inches
WEATHERCAP B-8 Type B 90° Cove Cap

WEATHERCAP B-8 Type B 90° Cove Cap

  • Largest Type B size, joints to 1 1/4 in
  • Approx. 2.5 lb/ft heavy-duty capacity
  • Perpendicular anchorage only design
WEATHERCAP A-6 Type A Flat Joint Cap

WEATHERCAP A-6 Type A Flat Joint Cap

  • Type A flat cap, joints under 1 1/4 in
  • Approx. 0.83 lb/ft heavier duty option
  • Soft lead creeps with joint movement
WEATHERCAP B-4 Type B 90° Cove Cap

WEATHERCAP B-4 Type B 90° Cove Cap

  • Type B cove cap, joints under 5/8 in
  • Approx. 0.40 lb/ft, 6-foot lengths
  • Resists sealant corrosion and mold
WEATHERCAP A-2 Type A Flat Joint Cap

WEATHERCAP A-2 Type A Flat Joint Cap

  • Type A flat cap for narrow joints
  • Approx. 0.26 lb/ft lightweight design
  • New construction installation only
WEATHERCAP B-3 Type B 90° Cove Cap

WEATHERCAP B-3 Type B 90° Cove Cap

  • Type B cove cap for joints under 1/2 in
  • Horizontal or perpendicular anchorage
  • Approx. 0.22 lb/ft compact design

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Frequently Asked Questions

What is a WEATHERCAP® Tee Cap?

WEATHERCAP®, sometimes called a lead tee cap or arrowhead, is a patented soft lead strip installed with sealant in masonry joints. It protects the sealant from environmental stress and accommodates building movement, preventing leaks and extending the joint's life. It is ideal for both historic restoration and new construction.

What is the difference between Type A and Type B caps?

Can WEATHERCAP® be used in new construction?

How does WEATHERCAP® accommodate building movement?

Can WEATHERCAP® be painted?

What sizes are available?

Where has the WEATHERCAP® system been used?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Historic Preservation & Restoration

Historic Preservation & Restoration

Specified in GSA procedures, our caps protect critical joints in landmark buildings, preserving architectural integrity.

Architectural & New Construction

Architectural & New Construction

Architects specify our system to ensure long-term weatherproofing and durability for masonry joints in new buildings.

Government & Institutional Buildings

Government & Institutional Buildings

Protecting critical masonry joints in capitols, monuments, courthouses, and university buildings from moisture damage.

Commercial & Public Venues

Commercial & Public Venues

Ensuring the longevity of masonry on high-traffic public buildings like train stations, museums, and city halls.

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

Trusted for National Landmarks

Our patented system is specified for iconic structures like the Washington Monument and U.S. Supreme Court, proving its reliability in critical preservation projects.

Patented Joint Protection

The unique soft lead design (U.S. Patent 6991400) flexes with building movement, protecting sealant and ensuring a durable, weather-resistant seal.

Extends Sealant Lifespan

WEATHERCAP® covers sealant to protect it from environmental stress, corrosion, and mold, significantly reducing maintenance and preventing moisture damage.

Get a Quote for Your Masonry Project

Contact our team for technical specifications, CAD drawings, sizing guidance, and pricing. We typically ship stock items within 48 hours of order placement.

Contact Us Today

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