Save Up to 50% on Select Seasonal.  Shop Now!

Underlayment & Surface Prep(131 products)

Floors Flooring Tools & Accessories Schluter (16) Custom Building Products (13) QEP (8) Roberts (8) Natural (6) QuietWalk (6) Goodfellow (5) WarmlyYours (5) TrafficMaster (4) PROTEGGA (4) Dricore (4) Starter Plus (4) Comfortboost (4) Dricore Subfloor (3) Eco Cork Foam (3) Amdry (3) National Felt (3) Home Crafters (3) DensShield (2) AlinO (2) DMX Plastics Limited (2) PROVA (2) M-D Building Products (2) Insulfloor (1) SONOpanX (1) QUIETBOARD (1) AbsorbaSound (1) MoistureBlock (1) TECHNOFLEX (1) Wedi (1) Fundo Primo (1) BP (1) Enigma (1) SAKRETE (1) Sika (1) floorMuffler (1) ENVIROSHEATH (1) Fiberock (1) CANPACO (1) QuicPrep (1) HardieBacker (1) Fortifiber (1) Engineered Hardwood (42) Laminate Flooring (36) Solid Hardwood (24) Vinyl (22) Bamboo (20) Cork (19) Tile (18) Natural Stone Tile (17) Ceramic Tile (16) Porcelain Tile (14) Carpet (7) Stone (1) Ram Board (1) In Stock Today at (28) Hide Unavailable Products (0) Underlayment (71) Backer Board (8) Floor Patching (5) Floor Primer (2) Mildew Resistant (56) Noise Reduction (33) Crack Resistant (29) Moisture Protection (28) Radiant Heat (28) Mold/Mildew Resistant (27) Cushioning (21) Antimicrobial (12) Attached Vapour Barrier (11) Solvent Free (10) Waterproofing Membrane (10) No Sealing Required (7) Stain Resistant (1) Attached vapour barrier (1) No (23) Yes (7) FREE Delivery (34) FREE Store Pick-Up (28) FREE Ship to Store (8) 0.5 in to 1 in (57) 2 in to 3 in (5) 3 in to 4 in (8) 4 in to 5 in (5) 5 in to 7 in (8) 7 in to 10 in (5) 10 in to 15 in (6) 15 in to 20 in (1) 20 in to 24 in (2) 24 in to 30 in (1) 30 in to 36 in (2) 36 in to 42 in (12) 42 in to 48 in (6) 48 in to 60 in (10) 60 in to 72 in (1) $0 - $49 (50) $50 - $99 (27) $100 - $199 (26) $200 - $399 (12) $400 - $599 (9) $600 - $799 (3) $1,000 - $1,499 (1) $2,000 - $2,499 (1) Over $3,000 (2) 100-199 (30) 400+ (19) 0-99 (16) 200-299 (9) 300-399 (3) 5 stars (8) 4 stars & up (91) 3 stars & up (99) Not yet rated (31) All rated products (100) 0.5 in to 1 in (4) 2 in to 3 in (4) 3 in to 4 in (5) 4 in to 5 in (3) 5 in to 7 in (10) 7 in to 10 in (8) 10 in to 15 in (14) 15 in to 20 in (10) 20 in to 24 in (5) 24 in to 30 in (7) 30 in to 36 in (10) 36 in to 42 in (19) 42 in to 48 in (10) 48 in to 60 in (16) 60 in to 72 in (1) 6 ft to 8 ft (3) Under $1 / sq. ft. (27) $1 - $2 / sq. ft. (8) 0.5 in to 1 in (6) 2 in to 3 in (4) 3 in to 4 in (6) 4 in to 5 in (5) 5 in to 7 in (11) 7 in to 10 in (4) 10 in to 15 in (11) 15 in to 20 in (12) 20 in to 24 in (4) 24 in to 30 in (1) 36 in to 42 in (9) 42 in to 48 in (1) 48 in to 60 in (8) 60 in to 72 in (5) 6 ft to 8 ft (1) 8 ft to 10 ft (4) 16 ft to 18 ft (2) Over 20 ft (34) Circular Economy (1)

Showing 40 of 131 products