20 oz. Joint Sealant Sausage

The Seal That Makes It Waterproof

Strong. Flexible. Guaranteed to Last.

When it comes to waterproofing your shower, every joint matters. That’s why the HYDRO-BLOK Joint Sealant was developed as the only approved sealant and adhesive for use with all HYDRO-BLOK shower system components.

Engineered for Precision & Performance

Formulated with a low-VOC polyurethane blend, HYDRO-BLOK Joint Sealant delivers a strong, flexible, and watertight seal that moves naturally with your system — preventing cracks, leaks, and failures over time.
It’s easy to apply, cures quickly, and provides long-term adhesion for all HYDRO-BLOK panels, pans, curbs, and accessories.

Description

Why Pros Rely on HYDRO-BLOK Joint Sealant

100% Watertight Bond – Ensures leak-free performance for the lifetime of your shower.
Flexible Polyurethane Formula – Expands and contracts with natural movement.
Low VOC & Safe to Use – Professional-grade with no hazardous classification.
Guaranteed Performance – Backed by a 20-year warranty.
Designed for HYDRO-BLOK Systems – The only adhesive approved for full system warranty coverage.

Important: HYDRO-BLOK will not provide any warranty if a substitute adhesive is used. Always use HYDRO-BLOK Joint Sealant for all seams, joints, and panel connections.

Product Details

Formula: Low VOC polyurethane adhesive/sealant
Shelf Life: 12 months (stored at 41°F–77°F in sealed cartridge)
Packaging: Available in 10oz cartridges and 20oz sausages
Warranty: 20-year performance warranty
Classification: Not hazardous (see product label & MSDS for details)

Price

Joint Sealant Cartridges 20 oz.- $32.92

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