Plastic Protective Sleeves for Expansive Grout

When are Protective Plastic Sleeves recommended for Dexpan Expansive Grout?

Pouring Dexpan demolition grout into plastic sleeves may be required in projects where:
1. rock or concrete is submerged underwater (lake, ocean, river, pool, etc)
2. rock is very porous, fractured or brittle
3. ground water present risks diluting the Dexpan
4. there is a project requirement (ie. sensitive ecosystems) or customer specific desire to contain the Dexpan mixture and prevent it from leaking into adjoining material, soil or water.

SPECIFICATIONS
Our polypropylene plastic sleeves have design characteristics ideal for use with Dexpan expansive grout.
Withstands heat generated by chemical reaction.
3" Wide to allow for grout expansion.
Shipped as a single long length of tubing with the flexibility to knot at required lengths and cut to desired size (minimizing waste).
Sold in three sizes (50, 100 or 250 linear feet).