







First Step Premium 3-in-1 Underlayment Roll - 630 sq. ft.
ROBERTS® First Step® Premium 3-in-1 Underlayment is ideal for use under laminate and hardwood floating floors. It can be used over concrete and wood subfloors, and because of its sound resistant qualities, it reduces ambient noise, making it great for use in condos and multi-level dwellings. This premium underlayment features Air Flow Technology to minimize the damage cause by trapped moisture, a 3-layer design with polystyrene beads to allow moisture to flow to the exterior walls to be released safely, and a 2-mil top layer that protects the finished floor from subfloor moisture. It offers outstanding compression resistance and mold / mildew defense. For residential and commercial use, it can be installed below, on, and above grade. This 630 sq. ft. roll measures 40" x 189".
Features:
- For use under laminate or hardwood floating floors, ideal in condos and multi-level dwellings
- Features Air Flow Technology to minimize the damage cause by trapped moisture
- Approved subfloors: Concrete and wood subfloors
- For residential and commercial use below grade, on-grade, and above grade
- 3-layer design has polystyrene beads to allow moisture to flow to the exterior wall and be released safely
- Manufactured with an adhesive strip and 4" overlap film to help join pieces and lock out moisture
- 2-mil top-layer protects finished floor from subfloor moisture
- Offers outstanding compression resistance and mold / mildew defense
- Reduces ambient noise and helps level minor subfloor imperfections
- Roll measures 40" x 189" to cover 630 sq. ft.
Warranty:
Limited Lifetime
Delta Rating:20
IIC Rating:68
R-Value:0.432
STC Rating:67

First Step Premium 3-in-1 Underlayment Roll - 630 sq. ft.
Sale price$0.00
Details
Brand
ROBERTS
SKU
70-102-1
UPC
075378701026
Country of Origin
United States
For Use With (Material)
Commercial / Residential
Primary Material
Polystyrene
Format
Features
Features / Uses
Grade
Compatible Substrates
Adhesive Strip Included
Yes
Color
Installation Method
Radiant Heat Compatible
Yes
Use Location
Dimensions
Item Height (in)
Item Thickness
2 mm
Item Length (in)
40.0
Item Width (in)
17.0
Item Weight (lb)
19.0
Item Length
189' (57.61 m)
Item Width
3.33' (1.01 m)
Retail Packaging Height (in)
17.0
Retail Packaging Depth (in)
40.0
Retail Packaging Width (in)
17.0
Retail Packaging Weight (lb)
19.0
Coverage (sq ft)
630















