Flooring & installation supplies for contractors, builders & every projectVirginia · Washington, D.C. · Maryland · 703-929-8455
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Product specifications

Product type
Self-leveling underlayment
Size
50 lb bag
Current product name
Platform ELW
Base
Calcium aluminate cement
Compressive strength
Over 3,500 psi
Weight
About 35% lighter than standard SLUs; 33 lb bag yields like a standard 50 lb bag
Thickness
Feather edge to 2 in. neat (deeper in two lifts)
Mixing water
5.5–5.75 qt per 33 lb bag
Foot traffic
About 3 hours
Time to flooring
Non-breathable finishes at 16 h; moisture-sensitive coverings after 48 h
Pumping
Transfer pump with up to 150 ft hose (not continuous-mix pumps)
Standards
Exceeds TCNA requirements for ceramic tile
PrepPro · JF-11183

PrepPro ELW Everyday Lightweight Self-Leveling Underlayment 50 lb

50 lb bag · Floor prep & leveling

Lightweight, fast-drying calcium aluminate self-leveling underlayment (now sold as Platform ELW). It adds about 35% less dead load than a standard leveler while still exceeding 3,500 psi, takes foot traffic in about 3 hours and suits fast-track jobs.

What it’s used for

  • Fast-track leveling of interior concrete
  • Over gypsum underlayment (3,000+ psi), plywood and epoxy moisture membranes
  • Under tile, stone, vinyl, LVT, rubber, carpet and engineered wood
  • Floors where reducing dead load matters
REGULAR PRICE$39.97 / bag

Contractors and builders get trade pricing with an account. See trade accounts

Sold individually, priced per bag.
Minimum order: 1.

Availability: Confirm before ordering

1 bag$39.97

Estimated lead time: 1–2 weeks. Delivery to Virginia, Washington, D.C., and Maryland. We’ll reach out with a quote that includes shipping after you request an order.

Delivery, cancellations & damage policy