Underlayment
118,651 products from our full catalogue — flooring, tile, trims, tools & more.
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Barricade
Barricade - Insulated Subfloor Panel 23-1/4" x 23-1/4" - 25 mm
$3.59 /sq ft$14.36/box
Barricade
Barricade - Subfloor Leveling Shims - Pack of 24 units
$6.50 /each
Barricade
Barricade - Subfloor Panel Air Plus 23-1/4" x 23-1/4" - 19 mm
$3.22 /sq ft$12.08/box
GCP
GCP - Moisture Barrier Versashield/Kovara MBX Epoxy 5' x 144' - 28 mil (720 sqft)
$3.82 /sq ft$2,752.13/box
Goodfellow
Goodfellow - Plywood Panline Meranti Underlay 4' x 8' x 5.5 mm
$48.76 /each
Goodfellow
Goodfellow - Plywood Richflor Fir Underlay 4' x 8' x 8 mm
$70.60 /each
Goodfellow
Goodfellow - Plywood Underlay 4' x 8' x 5 mm
$50.04 /each
Gundlach
Gundlach - Positive Weep Hole Protector
$19.35 /each
Mapei
Mapei - AquaDefense Premium Waterproofing & Crack-Isolation Membrane - 13.2 L
$2.15 /sq ft$450.56/box
Mapei
Mapei - AquaDefense Premium Waterproofing & Crack-Isolation Membrane - 18.9 L
$586.97 /each
Mapei
Mapei - AquaDefense Premium Waterproofing & Crack-Isolation Membrane - 3.79 L
$39.02 /each
Mapei
Mapei - Fiberglass Mesh Reinforcement Net 39 3/8" x 75'
$160.87 /each
Mapei
Mapei Mapeband Drain Flashing 13-1/2" x 13-1/2"
$64.70 /each
Mapei
Mapei - Mapecontact MRT Moisture-Resistant Tape 1' x 166' (166 sqft)
$3.08 /sq ft$511.48/box
Mapei
Mapei - Mapecontact MRT Moisture-Resistant Tape 3" x 166' (41.5 sqft)
$3.08 /sq ft$127.97/box
Mapei
Mapei - Mapeguard UM Premium-Performance Vapor-Pressure-Equalizing Underlayment Membrane 39" x 16' 4"
$3.01 /sq ft$162.07/box
Mapei
Mapei - Mapelastic 315 Cement-Based Crack Isolation & Waterproofing Membrane 50 lb
$50.58 /each
Mapei
Mapei - Mapelastic 315 Cement-Based Crack Isolation & Waterproofing Membrane Kit 34 lb
$92.72 /each
Mapei
Mapei - Mapelastic 315 Cement-Based Crack Isolation & Waterproofing Membrane Latex 7.57 L
$111.14 /each
Mapei
Mapei - Mapelastic CI Professional Crack-Isolation Membrane - 13.2 L
$0.95 /sq ft$236.33/box
Mapei
Mapei - Mapelastic HPG Flexible Waterproofing & Crack-Isolation Membrane - 18.9 L
$294.71 /each
Mapei
Mapei - Mapelastic HPG Flexible Waterproofing & Crack-Isolation Membrane - 3.79 L
$72.90 /each
Mapei
Mapei - Moisture Barrier & Bonding Agent Planiseal PMB One-Component Polyurethane Pail 13.2 L
$697.02 /each
Mapei
Mapei - Moisture Reduction Barrier Planiseal VS Alkali-Resistant Epoxy Part A Pail 8.33 L
$550.80 /each