Sika Hydrotite CJ-0725-3K 32.8ft Roll

Sika Hydrotite is a state-of-the-art hydrophilic waterstop with unmatched durability and watersealing capacity. Comprised of non-bentonite, modified chloroprene rubber, Sika Hydrotite expands up to eight times its original volume when exposed to water. This expansion creates an effective compression seal within joints of limited movement.

Special expansion delay coating to allow concrete cure prior to expansion
Simple, low cost installation
Withstands high hydrostatic pressures

$336.56

Availability: In stock ( 16 Available )

SKU

21272

Sika Hydrotite CJ-0725-3K – 32.8ft Roll

Sika Hydrotite CJ-0725-3K is a hydrophilic waterstop designed for sealing construction joints and preventing water infiltration in concrete structures. Made from a non-bentonite, modified chloroprene rubber, this state-of-the-art waterstop expands up to eight times its original volume when exposed to water, creating an effective compression seal. Suitable for use in a wide range of water containment applications, it provides reliable, long-term durability and is compliant with NSF/ANSI 61 for potable water contact.

Key Features:

Expands up to 8 times its original volume when exposed to water
Non-bentonite, modified chloroprene rubber for enhanced durability
Resistant to high hydrostatic pressures (up to 150 ft head)
Effective compression seal for limited movement joints
NSF/ANSI 61 certified for potable water contact
Easy to install with adhesive backing available
Suitable for retro-fit and new construction applications
Withstands wet-dry cycling without losing sealing ability

Applications:

Water and wastewater treatment facilities
Subterranean and foundation joints
Bridges, tunnels, and culverts
Canals, reservoirs, and aqueducts
Pipe penetrations and concrete dams
Storage tanks, swimming pools, and retaining walls

Technical Specifications:

Property	Value
Material	Modified Chloroprene Rubber
Expansion Capacity	Up to 800%
Shore A Hardness	52 ± 5
Tensile Strength	350 psi (Hydrophilic Rubber)
Elongation at Break	600% (Hydrophilic Rubber)
Service Temperature	-40°F to 185°F
Packaging	32.8 ft Roll

Frequently Asked Questions:

Can Sika Hydrotite CJ be used in potable water applications?
Yes, it is certified to NSF/ANSI 61 for potable water contact.

How is Sika Hydrotite CJ installed?
It is installed after the first concrete pour and before the second pour. The profile should be protected from moisture before installation.

What if the profile expands prematurely?
Remove the expanded portion and splice with a new piece using cyanoacrylate adhesive for a secure joint.

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