Appliances Bath BBQs & Outdoor Cooking Blinds & Window Coverings Building Materials Cleaning Decking, Fencing & Gates Décor & Furniture Doors & Windows Electrical Kitchen Floors & Area Rugs Hardware Heating & Cooling Lawn & Garden Centre Lighting & Ceiling Fans Lumber & Composites Outdoor Living & Patio Outdoor Power Equipment Paint Plumbing Smart Home Storage & Organization Sheds & Outdoor Structures Snow & Ice Removal Tools All Departments Refresh For Less Amped Up Stanley Days
Refresh For Less event is on now. Don't wait!  Shop Event

Building Materials(307 products)

Concrete, Cement & Masonry Decking Driveway Repair & Sealers Drywall Electrical Fencing & Gates Hardware Insulation Lumber & Composites Moulding & Millwork Outdoor Drainage Plumbing Roofing & Gutters Siding Ventilation & Ductwork Plexiglass & Acrylic Sheets Tiny Homes and Accessory Dwelling Units (ADUs) Richelieu (2753) Leviton (859) Amerock (787) ABTCO (437) Simpson Strong-Tie (432) Onward (431) Paulin (399) Everbilt (390) MOEN (368) Weiser (345) AC WORKS® (325) KOHLER (276) Schlage (273) Lutron (261) Milwaukee Tool (205) Square D (181) Dock Edge (153) Fencer Wire (151) Aqua-Dynamic (139) Atron (124) Sumner Street Home Hardware (123) Southwire (119) Defiant (119) Novik (113) Delta (111) PWR Drive (104) Dundee Deco (101) Barrette Outdoor Living (99) Pylex (98) Multinautic (96) Trex (96) Marshalltown (94) Rheem (89) Ideal Security (88) Patriot Docks (87) SharkBite (86) StyleWell (85) Klein Tools (85) Fittes (81) Tapcon (81) Nystrom (78) Nuvo Iron (77) Mr. Goodbar (77) Columbia Forest Products (75) Hampton Bay (73) DEWALT (70) PRO-DF (65) Starborn (64) Peak RailBlazers (63) Veranda (60) Legrand Wiremold (59) Intermatic (58) Amerelle (58) Energizer (57) Fence Armor (56) RELN (56) Taymor (54) Knipex (53) Peak Gutters (52) HDX (52) Fortress (51) Commercial Electric (49) Prime-Line (49) Iberville (48) ECOFLO (46) Peak MountainView (46) Forge (44) Carlon (43) Alexandria Moulding (41) R2i Millwork (41) Architectural Mailboxes (39) Hilti (39) Digiwave (39) TimberTech (38) OZCO (37) Onward Essentials (37) Ring (36) Deckorators (36) POLE-WRAP (34) Nature Power (34) Siemens (32) Woods (32) AC INFINITY (31) Kreg Tool Company (31) K2 Pumps (31) FastenMaster (31) Mayne (30) OS&B (29) Command (29) NewTechWood (29) Mid America (29) VIGO (28) OOK (28) Dayus (27) GRK (26) RYOBI (26) Freeman (26) M-D Building Products (26) Vortex Powerfan (25) Peak (24) Playstar (24) Umbra (24) Cenflex (24) RIDGID (24) Stiebel Eltron (24) SQUEAK PROOF (24) Legacy Wood Vents (24) Outdoor Essentials (23) Peerless (23) Kraus (23) Crisp-Air (23) Arrow (23) E-Z Ancor® (22) Eccotemp (22) American Standard (21) Eaton (21) Yale (21) Tell (20) Blum (20) Mail Boss (19) Live Edge (19) Interbois (19) Wilson Electronics (19) TITAN BP (18) TP-Link (18) Hansgrohe (18) HOFT (18) Schneider Electric HomeLine (18) Wasserstein (18) Hillman (17) Google (17) Alfred (17) Duracell (17) PaulinPRO (16) Ramset (16) WamBam Fence (16) Kidde (16) Howell (16) Red Head (16) POLYMERSHAPES (15) Classy Caps (15) Peak Stair Risers (15) Burcam (14) Peak Dig-Free Fencing (14) Yellow Jacket (14) Optix (14) IDEAL (14) AlinO (14) Perma-Boot (14) Skylink (14) RINNAI (14) Shur Trim (14) SNAP-LOC (14) Link2Home (13) GARDNER BENDER (13) Premier Copper Products (13) Watts (12) CraftX (12) TRUporte (12) Peak Cable Railing (12) Peak Decorative Screens (12) Acclaim Lighting (12) Nibco (12) Saniflo (12) Husky (12) MOLE-Pipe (12) Easy Planking (12) GAF Master Flow (12) 4XEM (11) Peak Chain Link Fencing (11) Peak AquatinePLUS Pool Fencing (11) LePage (11) DuoPower (11) Toggler (11) Z-Flex (11) Art3dwallpanels (11) Paslode (11) CAMO (10) Richelieu Essentials (10) Blink (10) Geeni (10) Senco (10) Power-Pipe (10) Sika (10) Martyr (10) Kingston Brass (10) Stylish (10) Zippity Outdoor Products (10) Schneider Electric Federal Pioneer (10) Red Dot (10) eufy security (9) Rocksolar (9) SharkBite Max (9) ToWo (9) Post Protector (9) Globe Electric (9) INTERBUILD (9) EUROTEC (9) Pfister (9) Cyclone (9) ACME (9) Onsen (9) Oatey (9) Canada Wire (9) VOSKER (9) Best Access Doors (9) Cash Acme (9) Creative Surfaces® (9) DuPont Tyvek (8) Generation Lighting (8) Starlink (8) TOTO (8) NuTek (8) Dusco (8) Tile, Inc (8) Heath Zenith (8) WarmlyYours (8) Enclo Privacy Screens (7) Naxa (7) Quick Dam (7) Eurostyle (7) Goal Zero (7) Trex Fencing (7) Broan-NuTone (7) DEFIANT (7) GREAT STUFF (7) Forbest (6) Dricore Pro (6) SLIPFENCE (6) DALTON LOCKS (6) Pass & Seymour (6) Explore Hardware (6) Koshin (6) DAP (6) Tapcon+ (6) Knob-It (6) LESSO (6) AirStone (6) BE Power Equipment (6) UFP-Edge (6) Cobra (6) Riobel (6) Trex RainEscape (6) Z-Lite (5) NASHUA (5) Erickson (5) The Home Depot (5) Aura (5) Sinkology (5) Metaltech (5) Worksavers (5) VELCRO (5) Bell + Howell (5) Rayovac (5) RiteTemp (5) Schneider Electric (5) PULSE ShowerSpas (5) Arlo (5) Waterline (5) White-Rodgers (5) Yardistry (4) GREAT STUFF PRO (4) Proscan (4) DitchPig (4) Reflectix (4) RCA (4) Eve (4) Noritz (4) RAINLEX (4) National Hose (4) KEEPER (4) Titan (4) Wexstar (4) Basement Watchdog (4) Corro-Protec (4) Scotch (4) PROVA (4) Gibraltar Industries (4) Bakor (4) Wyze (4) Philips (4) EcoFlow (4) Honeywell Home (4) Technoflex (4) Grippo (4) Barn-Wall (3) Ben-Mor (3) Trex Protect (3) Insulfloor (3) QEP (3) Dricore Smartwall (3) ActionHeat (3) FROTH-PAK (3) WALL-E-COVER (3) Primegrip (3) STANLEY (3) ASUS (3) Grabber (3) Black Knight (3) Van Mark Products (3) weBoost (3) Empire (3) KingChain (3) Glacier Bay (3) ecobee (3) Eastman (3) Schluter (3) BLACK+DECKER (3) Composigrip (3) Frost (3) Motorola (3) Decolav (3) Canarm (3) Veho (3) Nite Ize (3) Colonial Elegance (3) Postsaver (3) Fluidmaster (3) Dundas Jafine (3) HDG (3) MAAX (3) SPEX Lighting by Liteline (3) Bushnell (3) WallClaw (3) KOBLE (3) Dahl (3) KingCord (3) Edgemate (3) Ducan U-Channel (2) Aod Stone (2) CanadaDocks (2) Vision (2) Metal Caps (2) Magnepull (2) Dolphin (2) BlueParrott (2) SoundPRO (2) Soundcore By Anker (2) Wrap-It Storage (2) Backer-On (2) Watermaster (2) TurnSpout (2) Airthings (2) Hangman (2) Baldwin (2) Philips HUE (2) PROXXON (2) Jade Bath (2) Unbranded (2) Epoxyshield (2) Illume (2) Alu-Rex (2) Saniflo SFA (2) SmoothTalker (2) TygerClaw (2) Snoc (2) Blue Seal (2) Spacio (2) Oco (2) Royal Sovereign (2) Gutter Whiskers (2) BrassCraft (2) PORTER-CABLE (2) Swann (2) Pro-Connect (2) Dimex (2) Orbit (2) Indoor Studio (2) DGM Enterprises (2) Lexan (2) Wiss (2) Pro-Kit (2) Reliance Controls (2) Kanto (2) Venmar (2) EZ-FLO (2) PRESTOVENT (2) Wiha (2) FENIX (2) August Home (2) MiTek (2) Ducan Crystal Cote (2) Vita (2) DAICH (2) Powerbridge (2) Emporia Energy (2) MAKITA (2) FlexiCord (2) Peak Products (2) Halo (2) RTS Home Accents (1) Trex Lighting (1) Koolatron (1) EcoPure (1) Vintiquewise (1) Ottlite (1) The Hillman Group (1) Technaxx (1) Tuck Tape (1) Aqara (1) Pion Power (1) KB Electronics (1) Helix (1) Buddy Tools (1) GROHE (1) Quick Door Hanger (1) Schneider Electric Homeline (1) VELUX (1) 3Way (1) Bazz (1) Ducan Dek-Master (1) RGX Kitchen Products (1) Maximum (1) Prestige DIY Products (1) Masters (1) Tornado (1) 4SEASONS Solar Powered Vents (1) EZ FIRE TAPE (1) Home Decorators Collection (1) Sani Seal (1) BLUETTI (AIM37267) (1) Victrola (AIM26141) (1) HCS Contracting ON Ltd. (10015651) (1) Sentinel (1) Platinum Tools (1) The Post Doctor (1) Rumidifier (1) ProFlex (1) Westinghouse (1) Hyundai (1) The Energy Guardian Cover (1) NuVue Products (1) Progress Lighting (1) Drain-Fx (1) King Industrial (1) Firm Grip (1) Monster (1) Floor Choice (1) Sun-Mar (1) Yardlock (1) Durovent (1) Clip n Guard (1) Canon (1) Columbia Skylights (1) H.K. Porter (1) SBI (1) Wyndham Collection (1) Revo America (1) Bosch (1) Defender (1) TOUGHBUILT (1) WEN (1) Generac (1) Ceilume (1) GRIPSTRIP (1) Steel City (1) Leisure Season (1) Tundra (1) Eaton Cutler-Hammer (1) KEYSTONE (1) Real Solutions (1) JELD-WEN (1) CANADA TUBING (1) UNI-FLOW (1) GutterStuff (1) Acritec (1) King Canada (1) Grip-Zone (1) Danco (1) UV Corp (1) ClosetMaid (1) Knape & Vogt (1) Imperial (1) Flags Unlimited (1) RPS Outdoors (1) 360 Electrical (1) Hyloft (1) Allsop (1) Letsfit (1) Modern Homes (1) Amazon (1) Cooper Wiring Devices (1) Apone (1) InvisiDoor (1) One For All (1) Custom Building Products (1) ROCK-ON (1) ThermoDrain (1) Winegard (1) Accuride (1) Fox 40 (1) SmartCocoon (1) TEKS® (1) akuaplus (1) ECHO (1) Arc Series (1) Paragon (1) Milescraft (1) GO ON (1) eufy (1) FREE Shipping (307) FREE Pick up in Store (60) FREE Ship to Store (17) In Stock Today at (60) Hide Unavailable Products (0) 0.5 in to 1 in (19) 2 in to 3 in (100) 3 in to 4 in (23) 4 in to 5 in (1) 5 in to 7 in (55) 7 in to 10 in (22) 10 in to 15 in (24) 15 in to 20 in (11) 0.5 in to 1 in (3) 2 in to 3 in (60) 3 in to 4 in (49) 4 in to 5 in (4) 5 in to 7 in (72) 7 in to 10 in (32) 10 in to 15 in (14) 15 in to 20 in (1) 0.5 in to 1 in (1) 2 in to 3 in (94) 3 in to 4 in (8) 4 in to 5 in (15) 5 in to 7 in (51) 7 in to 10 in (27) 10 in to 15 in (21) 15 in to 20 in (12) 20 in to 24 in (5) 48 in to 60 in (1) 5 stars (26) 4 stars & up (277) 3 stars & up (302) Not yet rated (97) All rated products (307) Best Seller (1) No (187) Smart (19) $0 - $49 (112) $50 - $99 (75) $100 - $199 (57) $200 - $399 (60) $400 - $599 (1) Hardware (273) Ventilation & Ductwork (25) Plumbing (9) Less than 1 lb. (33) 1 lb. (61) 2 lbs. (48) 3 lbs. (18) 4 lbs. (8) 5 lbs. (31) 6 lbs. (8) 7 lbs. (3) 8 lbs. (5) 9 lbs. (9) 10 lbs. (3) 12 lbs. (3) 13 lbs. (1) 14 lbs. (1) 15 lbs. to 19 lbs. (3) New Lower Price (22) Savings (22)

Showing 40 of 307 products

Related Searches
ventilation ductwork
duct tees reducers
concrete tools mixers
concrete forming tubes sonotubes
dryer vents
black 6 inch duct caps
concrete cement mortar mix
grey patches

Related Products

Quikrete Acrylic Concrete Sealer 3.8L

QUIKRETE Acrylic Concrete Sealer is a water based acrylic clear coating designed to cure and seal existing concrete such as driveways, sidewalks, patios and other masonry surfaces.

QUIKRETE Acrylic Concrete Sealer is a water based acrylic clear coating designed to cure and seal existing concrete such as driveways, sidewalks, patios and other masonry surfaces.
View Details

RESISTO Super Roof Repair 4 kg

RESISTOSEAL PRO PLASTIC CEMENT is an all-purpose black mastic composed of bitumen, fibres, and mineral fillers with a low level of solvent. It is used to fill and repair holes and cracks, it adheres to most materials without primer. Its formulation offers good resistance to temperature variations and is designed to be applied at low temperatures.

RESISTOSEAL PRO PLASTIC CEMENT is an all-purpose black mastic composed of bitumen, fibres, and mineral fillers with a low level of solvent. It is used to fill and repair holes and cracks, it adheres to most materials without primer. Its formulation offers good resistance to temperature variations and is designed to be applied at low temperatures.
View Details

Quikrete 10.1 oz Advanced Polymer Concrete Crack Sealant

A superior, textured, one component, permanently flexible, multipurpose sealant.

A superior, textured, one component, permanently flexible, multipurpose sealant.
View Details

Epoxyshield Epoxy Shield Concrete Patch, 2-Part Epoxy for Concrete Repair

Easily repair concrete cracks and holes with Rust-Oleum Concrete Patch & Repair. This two-part, industrial-strength epoxy permanently bonds concrete, won't shrink or crack and creates an extremely hard surface that is stronger than concrete.

Easily repair concrete cracks and holes with Rust-Oleum Concrete Patch & Repair. This two-part, industrial-strength epoxy permanently bonds concrete, won't shrink or crack and creates an extremely hard surface that is stronger than concrete.
View Details