Flooring & installation supplies for contractors, builders & every projectVirginia · Washington, D.C. · Maryland · 703-929-8455
Jobsite Flooring
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ARDEX SD-P RAPID self-drying trowelable concrete underlayment, 40 lb bag

Product specifications

Download Jobsite Flooring spec sheet (PDF)
Brand
ARDEX
Product type
Trowelable concrete underlayment
Size
40 lb bag
Coverage
25 sq. ft. per bag at 1/4 in.; 50 sq. ft. at 1/8 in.
Thickness
Up to 1 in. neat; up to 3 in. with aggregate
Mixing ratio
4 qt water per 40 lb bag
Initial set
About 30 minutes
Time to install flooring
About 60 minutes; 16 hours for wood flooring or epoxy/urethane adhesives
Compressive strength
4,200 psi at 28 days
VOC
0
ARDEX SD-P Rapid · JF-11163

ARDEX SD-P Rapid Concrete Underlayment 40 lb

40 lb bag · Floor prep & leveling

ARDEX SD-P RAPID is the faster-drying version of ARDEX SD-P, a trowelable concrete underlayment for smoothing, repairing and ramping interior floors. It goes up to 1 in. thick neat (3 in. with aggregate), needs no primer over concrete, and most flooring can be installed in about 60 minutes.

What it’s used for

  • Fast-track floor repairs and smoothing
  • Building ramps and repairing stairs
  • Patching large areas of concrete
  • Over terrazzo, ceramic and quarry tile
  • Interior floors only
REGULAR PRICE$65.46 / 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$65.46

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