RainEscape Butyl Caulk
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Innovation That Works For You
Pickup available at OAKVILLE Store
Usually ready in 2-4 days
TREX RainEscape Butyl Caulk
TREX RainEscape Butyl Caulk is an essential component of the RainEscape under-deck drainage system, designed to create water-tight seals between troughs, downspouts, and joists. This high-performance caulk delivers long-lasting moisture protection and helps you maintain a dry, usable space beneath your elevated deck.
Key Benefits
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Creates a Seamless Waterproof Seal:
Prevents leaks at critical joints in the RainEscape system.
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Protects Deck Framing:
Shields your joists, fasteners, and substructure from long-term water damage.
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Improves Fastener Performance:
Helps screws grip better and last longer by reducing moisture exposure.
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Versatile Compatibility:
Can be used with any decking material and all common joist types (wood or composite).
Easy to Apply
This butyl-based caulk is simple to apply and ideal for DIYers or contractors alike. With a smooth, easy-to-control consistency, TREX RainEscape Butyl Caulk allows for clean seams and confident installations — no professional experience required.
Durable, All-Weather Performance
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UV-Resistant:
Holds up under prolonged sun exposure without cracking or peeling.
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Weatherproof:
Stands up to rain, snow, temperature swings, and high humidity.
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Long-Lasting Protection:
Minimizes the risk of moisture intrusion and maintenance headaches.
Recommended Use
- Seal trough seams, around downspout connections, and between joists in the TREX RainEscape system
- Use in conjunction with:
Why Choose TREX RainEscape Butyl Caulk?
When building a dry space under your second-story deck, dependable waterproof sealing is critical. TREX RainEscape Butyl Caulk delivers performance you can trust — protecting your deck structure while supporting the creation of a usable area below for storage or outdoor living.
Installation Help
Questions about how to use this product? Contact us or visit a Deck Store showroom for expert guidance.
Details
This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.
Shipping & Returns
We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.
We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.