self-leveling concrete underlayment
Param 25M is Portland cement-based, self-leveling concrete underlayment formulated to level and smooth interior concrete, terrazzo, ceramic and quarry tile, metal, wooden substrates, and non-water soluble adhesive residue on concrete prior to the installation of the finished flooring.
Param 25M is Portland cement-based, self-leveling concrete underlayment formulated to level and smooth interior concrete, terrazzo, ceramic and quarry tile, metal, wooden substrates, and non-water soluble adhesive residue on concrete prior to the installation of the finished flooring. It can be installed on, above, or below grade. Param 25M provides a durable, flat, smooth floor surface with minimum labor and installation time.
Param 25M provides a substrate that can accept ceramic tile and natural stone within 3-4 hours after application. Finished floor coverings such as concrete micro-toppings/overlays, resinous flooring, carpet, VCT, sheet vinyl, rubber, and engineered wood plank can be installed after 24 hours.
Features
Additional information
| Weight | 50 lbs |
|---|---|
| Dimensions | 24 × 12 × 6 in |
Technical Details
| Density | 125lb/ft3 | Mixing Ratio | 5.5–5.75 quarts per 50lb bag |
| Flammability (ASTM E84) Flame Spread | 0 | Compressive Strength (ASTM C 109) 24hours | 3000psi |
| Flammability (ASTM E84) Fuel Contribution | 0 | Compressive Strength (ASTM C 109) 7 days | 4500psi |
| Flammability (ASTM E84) Smoke Development | 0 | Compressive Strength (ASTM C 109) 28 days | 5000psi |
| Flexural Strength | 1100psi | Set Times (ASTM C191) Working Time | 25 min (depending on temp.) |
| Set Times (ASTM C191) Initial Set | 1.5 hours | Set Times (ASTM C191) Final Set | 2 hours |
| Shelf life | 6 Months |