M-D Building Products 20 ft Foam Large 71506 Backer Rod for Gaps and Joints, 5/8-by-20 Feet, Gray, Black, 5/8" x 20'
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M-D Building Products 20 ft Foam Large 71506 Backer Rod for Gaps and Joints, 5/8-by-20 Feet, Gray, Black, 5/8" x 20'

Product ID: 51559533
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Details

  • Colour
    Black
  • Brand
    MD Building
  • Item weight
    50 g
  • Item form
    Strip
  • Surface recommendation
    Door
✂️Easily trim to fit any gap size
🌦️Weather-resistant for all-season durability
🛠️20 ft length for extensive coverage

Description

🛡️ Seal smart, live comfortable—don’t let gaps steal your comfort!

  • MULTI USE HOME HERO - From drafty doors to leaky roofs, this backer rod insulates, damp-proofs, and enhances airtightness across your home.
  • SEAMLESS GAP MASTERY - Effortlessly fills and seals medium gaps up to 5/8", blocking drafts and dust for a cozier, quieter space.
  • CONCRETE READY STRENGTH - Ideal for expansion joints and concrete gaps, providing a solid base that ensures caulk adhesion lasts.
  • PRECISION FIT ZERO FUSS - Push in and trim with scissors for a perfect, snug fit—no adhesives or messy sealants needed.
  • BUILT TO BRAVE THE ELEMENTS - Crafted from premium weather-resistant materials, it guarantees long-lasting performance indoors and out—rain or shine.

The M-D Building Products 20 ft Foam Backer Rod is a durable, weather-resistant gap filler designed for medium-sized joints. Made from rubber, vinyl, and silicone, it provides a reliable base for caulking, improves insulation, and prevents drafts and dust infiltration. Easy to install and trim, it’s perfect for both indoor and outdoor use, including concrete expansion joints, ensuring long-lasting protection and enhanced home comfort.

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Specifications

Product Dimensions609.6 x 1.59 x 1.59 cm; 49.9 g
Item model numberMD Building - 71506
Number of pieces1
Batteries Required?No
Batteries included?No
Material Type(s)Rubber Vinyl Silicone
ColourBlack
ASINB000BQP1D4

Have a Question? See What Others Asked

This will seem like a bizarre question, but does it smell? (Like the majority of Chinese-made closed cell foam materials.)
Is product gray or black?
Can i use that to repair my garage floor cracks with the concrete caulk?
does this break down or come apart easily when wet?

Common Questions

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.
Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.
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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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Fatima A.

Best international shipping I've ever tried. Worth every penny!

3 days ago

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

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€ 96.59

Duties & taxes incl.

Cyprusstore
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30 daysfor PRO membership users

15 dayswithout membership

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

M D Building Products 20 Ft Foam Large 71506 Backer | Desertcart Cyprus