Rajesh, 45, Mumbai, needs to seal expansion joints in driveway to prevent water ingress during monsoon.
Pushed foam rod into joints, trimmed to fit, caulked over. Saved ₹200 vs local sealants, lasting through monsoon in 3 months.
You save 12,810 (34%)
34% off the seller list price
Doorstep delivery by 24 Oct - 26 Oct from USA






Durable sealing at a competitive price
M-D Building Products offers a versatile gray foam backer rod, 1/2in x 20ft, available in India through crowcrowcrow, with weather-resistant construction and reliable sealing performance.
This foam backer rod excels in filling concrete gaps, creating a solid base for caulking projects. Its high-quality, weather-resistant material ensures long-lasting durability, even in Indian monsoon and heat conditions. Reviewers highlight its ease of installation and dependable performance in sealing expansion joints and cracks in driveways, sidewalks, and walls.
Imported directly from the USA, this product provides a cost-effective, durable solution for sealing household and commercial concrete joints. Delivery typically takes 12-14 days, with all duties and taxes included, ensuring a hassle-free purchase for Indian buyers.
Superior Weather-Resistant Construction
M-D Building Products foam backer rod is crafted from weather-resistant foam, ensuring durability against rain, sun, and temperature fluctuations common in India. Its dependable performance creates a strong foundation for caulking, preventing drafts, dust, and water ingress, making it ideal for both indoor and outdoor sealing projects.
Ideal for Indian Home & Construction Needs
Designed to fill medium gaps in concrete, driveways, and expansion joints, this foam rod is perfect for sealing cracks in Indian homes, sidewalks, and roofing. Its easy push-in installation and ability to be trimmed make it accessible for DIY repairs, saving costs and time.
Typical situations where M-D Building Products Gray Caulk Backer Rod Set 1/2in x 20ft | Essential Concrete Gap Filler helps — illustrative scenarios, not customer reviews.
Rajesh, 45, Mumbai, needs to seal expansion joints in driveway to prevent water ingress during monsoon.
Pushed foam rod into joints, trimmed to fit, caulked over. Saved ₹200 vs local sealants, lasting through monsoon in 3 months.
| Material | High-quality weather-resistant foam |
| Recommended Gap Fill | Up to 0.5 inches |
| Recomm. Installation Method | Push into joint, trim with scissors |
| Cost per use | ₹2,040 per ft |
| Shelf life after opening | Not specified |
| Reapplication math | N/A |
| Contraindications | None |
| Allergens / irritants | None |
| Feature | M-D Building Products | Others |
|---|---|---|
| Material | High-quality weather-resistant foam, durable in Indian climate | Generic foam or rubber, variable weather resistance |
| Size | 1/2" x 20ft (12.7mm x 6.096m) | Typically 1/2" x 10-15ft, shorter length |
| Price per unit | ₹2,040 per ft | ₹300-₹500 for similar length |
| Application | Push into joints, trim with scissors, weather-resistant | Adhesive or pre-formed, less weatherproof |
| SKU | sbw7250 |
| Brand | M-D Building Products |
| Size | 1/2" x 20' (12.7mm x 6.096m) |
| Color | Gray |
| Material | Foam |
| Item Form | Specialty |
About M-D Building Products
M-D Building Products is a leading US brand known for high-quality building and sealing materials, trusted worldwide for durability and performance.
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This item:
M-D Building Products Gray Caulk Backer Rod Set 1/2in x 20ft | Essential Concrete Gap Filler
24,480

This item
M-D Building Products Gray Caulk Backer Rod Set 1/2in x 20ft | Essential Concrete Gap Filler
24,480
Total price:
28,550
You save 14,400 (34%) Extra3 items selected
3 items
28,550You save 14,400 (34%) Extra
| Attributes | Current ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | |
|---|---|---|---|---|---|---|---|
| Spec | |||||||
| Price | 24,480 37,290 | 1,980 2,670 | 2,090 2,990 | 2,920 4,200 | 1,960 2,940 | 3,040 4,380 | 2,090 4,430 |
| Rating | 4.60(5,429) | 4.40(1,037) | 4.10(2,735) | 4.10(2,703) | 4.10(2,728) | 4.00(2,681) | 4.63(8) |
| Brand Name | M-D Building Products | Bantie | pundin | pundin | pundin | pundin | Protalwell |
| Item Form | Specialty | N/A | N/A | N/A | N/A | N/A | N/A |
| Source | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail |
| Sold By | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow |
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