Search the catalog

Search the catalog

Related products

Building Supplies

Gutter Systems
Roofing
Ventilation
Siding
Concrete, Cement & Masonry
Ceilings
Drywall

Plumbing

Plumbing Tools
Plumbing Parts
Pipe & Fittings
Water Pumps
Valves
Plumbing Accessories
Drainage

Lighting & Electrical

Wiring Devices & Light Controls
Batteries
Electrical Boxes, Conduit & Fittings
Power Distribution
Wire
Wall Plates
Electrical Cords

Shop by Brand

Milwaukee
STIHL
DeWalt
YETI
Diablo
National Hardware
Rust-Oleum

© 2026 Core Ranger, Inc.

M-D Building Products 3/4 in. x 20 ft. Gray Foam… | Core Ranger

Home
Hardware
Weather Stripping
Door Seals

M-D Building Products

SKU 38384

M-D Building Products 3/4 in. x 20 ft. Gray Foam Backer Rod Weatherstrip for Ex-Large Gaps and Joints

$5.98$598

The M-D Backer Rod provides a base for caulking to prevent caulk waste in deeper, larger gaps or joints. Backer rod can also fill gaps to protect the home against drafts, moisture, dust and insects. Can be used in both indoor and outdoor applications. Before installation, cut to desired length by using scissors.

Fills gaps to protect the home from drafts, moisture and insects
Can be used in both indoor or outdoor applications
Cut-to-length design allows for easy installation

Specifications

Model #: 38384
Material: Foam
Internet #: 335111774
Returnable: 90-Day
Store SKU #: 1013913886
Color/Finish: Gray
Location Type: Multi-Purpose
Interior/Exterior: Interior/Exterior
Product Depth: 0.75 in
Product Width: 0.75 in
Product Height: 0.75 in
Product Length: 240 in
Hardware Color Family: Gray
Manufacturer Warranty: No
Builders Hardware Product Type: Specialty Hardware

Related products

Related products

M-D Building Products 36 in. White Vinyl U-Shape Slide-On Under Door Seal

M-D Building Products

M-D Building Products 36 in. White Vinyl U-Shape Slide-On Under Door Seal$15.37^$15³⁷

M-D Building Products 2.125 in. x 36 in. Interior/Exterior Bronze Aluminum and Vinyl Heavy Duty Screw-On Door Sweep

M-D Building Products

M-D Building Products 2.125 in. x 36 in. Interior/Exterior Bronze Aluminum and Vinyl Heavy Duty Screw-On Door Sweep$15.37^$15³⁷

M-D Building Products 0.5 in. x 20 ft. Gray Foam Backer Rod Weatherstrip for Medium Gaps and Joints

M-D Building Products

M-D Building Products 0.5 in. x 20 ft. Gray Foam Backer Rod Weatherstrip for Medium Gaps and Joints$4.47^$4⁴⁷

M-D Building Products 36 in. Brown Vinyl Concealed Kerf/Channel Fit Under Door Seal

M-D Building Products

M-D Building Products 36 in. Brown Vinyl Concealed Kerf/Channel Fit Under Door Seal$10.52^$10⁵²

M-D Building Products 0.5 in. x 20 ft. Black Expandable Foam Weatherstrip

M-D Building Products

M-D Building Products 0.5 in. x 20 ft. Black Expandable Foam Weatherstrip$16.93^$16⁹³

M-D Building Products CINCH 2 in. x 36 in. Interior Brown Aluminum and Vinyl Self-Adhesive Door Sweep

M-D Building Products

M-D Building Products CINCH 2 in. x 36 in. Interior Brown Aluminum and Vinyl Self-Adhesive Door Sweep$16.37^$16³⁷

M-D Building Products 0.75 in. x 10 ft. Gray Foam Window Seal for Ex-Large Gaps Weatherstrip Roll

M-D Building Products

M-D Building Products 0.75 in. x 10 ft. Gray Foam Window Seal for Ex-Large Gaps Weatherstrip Roll$4.98^$4⁹⁸

M-D Building Products 0.75 in. x 10 ft. Black Sponge Window Seal for Large-Wide Gaps Weatherstrip Roll

M-D Building Products

M-D Building Products 0.75 in. x 10 ft. Black Sponge Window Seal for Large-Wide Gaps Weatherstrip Roll$7.98^$7⁹⁸

M-D Building Products 36 in. White Vinyl U-Shape Screw-on Under Door Seal

M-D Building Products

M-D Building Products 36 in. White Vinyl U-Shape Screw-on Under Door Seal$13.27^$13²⁷

M-D Building Products DENY 1.75 in. Interior/Exterior Vinyl Door Bottom Seals U-Shape Slide-On Under Door Seal

M-D Building Products

M-D Building Products DENY 1.75 in. Interior/Exterior Vinyl Door Bottom Seals U-Shape Slide-On Under Door Seal$23.57^$23⁵⁷

M-D Building Products 1 ft. x 2 ft. Aluminum Champagne Bronze Lincane Sheet

M-D Building Products

M-D Building Products 1 ft. x 2 ft. Aluminum Champagne Bronze Lincane Sheet$41.57^$41⁵⁷

M-D Building Products 36 in. Brown Vinyl Economy Self-adhesive Door Sweep

M-D Building Products

M-D Building Products 36 in. Brown Vinyl Economy Self-adhesive Door Sweep$9.82^$9⁸²