--- product_id: 19674431 title: "K-Flex USA 36\" x 48\" NBR/PVC Insulation Sheet, 1/2\" Thick, 2.00 Approx. R Value, Black" brand: "k-flex" price: "₨40009" currency: LKR in_stock: false url: https://www.desertcart.lk/products/19674431-k-flex-usa-36-x-48-nbr-pvc-insulation-sheet store_origin: LK region: Sri Lanka --- # 36" x 48" x 1/2" sheet size -297°F to 220°F temp range UL 94, FM, Greenguard certified K-Flex USA 36" x 48" NBR/PVC Insulation Sheet, 1/2" Thick, 2.00 Approx. R Value, Black **Brand:** k-flex **Price:** ₨40009 **Availability:** ❌ Out of Stock ## Summary > 🖤 Insulate smart, perform sharp — the black sheet that means business. ## Quick Answers - **What is this?** K-Flex USA 36" x 48" NBR/PVC Insulation Sheet, 1/2" Thick, 2.00 Approx. R Value, Black by k-flex - **How much does it cost?** ₨40009 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/19674431-k-flex-usa-36-x-48-nbr-pvc-insulation-sheet) ## Best For - k-flex enthusiasts ## Why This Product - Trusted k-flex brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Made in the USA:** Proudly manufactured domestically, supporting quality and local industry - • **Optimal Thermal Efficiency:** Approximate R-value of 2 ensures effective insulation for ducts, tanks, and vessels - • **User-Friendly Installation:** Includes PSA backing for quick, hassle-free application without extra adhesives - • **Certified Safety & Compliance:** Meets UL 94, FM, and Greenguard standards for trusted performance - • **Extreme Temperature Resilience:** Operates flawlessly from -297°F up to 220°F for versatile applications ## Overview The K-Flex USA 36" x 48" NBR/PVC Insulation Sheet is a half-inch thick elastomeric insulation designed for ducts, tanks, and vessels. It offers an approximate R-value of 2, operates across a wide temperature range (-297°F to 220°F), and meets key safety certifications including UL 94, FM, and Greenguard. Featuring PSA backing for easy installation and made in the USA, it delivers reliable thermal performance for professional-grade projects. ## Description ' Insulation Sheet, Sheet Size 36 In. x 48 In., Thickness 1/2 In., Temp. Range -297 Degrees to 220 Degrees F, Color Black, Approx. R Value 2, Material NBR/PVC Based Elastomeric, For Use On Ducts, Tanks And Vessels, Includes PSA Backing, Standards UL 94, FM, And Greenguard ' ## Features - Price For: Each Includes: PSA Backing Approx. R Value: 2 Standards: UL 94, FM, And Greenguard For Use On: Ducts, Tanks And Vessels Item: Insulation Sheet Material: NBR/PVC Based Elastomeric Sheet Size: 36" x 48" Thickness: 1/2" Color: Black Temp. Range: -297 Degrees to 220 Degrees F Country of Origin (subject to change): United States ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B007R7Z70M | | Best Sellers Rank | #877,362 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #883 in Pipe Insulation | | Brand Name | K-FLEX | | Coverage | 12 square feet | | Customer Reviews | 4.3 4.3 out of 5 stars (8) | | Item Dimensions L x W | 48"L x 36"W | | Item Thickness | 0.5 inches | | Item Weight | 2 pounds | | Manufacturer | K-FLEX USA | | Manufacturer Part Number | 6RSXG3X4048 | | Material Type | Aluminum | | Number of Items | 1 | | Number of Packs | 1 | | Recommended Uses For Product | Insulation of ducts, tanks, and vessels | | UPC | 785577224256 696505370627 | | Unit Count | 1 Count | ## Product Details - **Brand:** K-FLEX - **Item Thickness:** 0.5 inches - **Material:** Aluminum - **Product Dimensions:** 48"L x 36"W - **Recommended Uses For Product:** Insulation of ducts, tanks, and vessels ## Images ![K-Flex USA 36" x 48" NBR/PVC Insulation Sheet, 1/2" Thick, 2.00 Approx. R Value, Black - Image 1](https://m.media-amazon.com/images/I/51IVmwfcKdL.jpg) ![K-Flex USA 36" x 48" NBR/PVC Insulation Sheet, 1/2" Thick, 2.00 Approx. R Value, Black - Image 2](https://m.media-amazon.com/images/I/41vBeLCCkDL.jpg) ## Questions & Answers **Q: did you have problems with odor from this product?** A: I certainly did, as stated in my review. Unless the product has been changed significantly since I purchased it in 2012, I would avoid it. Hopefully someone who purchased this more recently can give you an update on the odor situation. ## Frequently Bought Together - K-Flex USA 36" x 48" NBR/PVC Insulation Sheet, 1/2" Thick, 2.00 Approx. R Value, Black - Insul-Lock Self Seal 6'L, 7/8" Nom. I.D, 3/4" Wall Thickness, Lot of 21 - Shurtape LS 300 HVAC Line Set Tape, 55m Length x 48mm Width, Black (Pack of 1) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.lk/products/19674431-k-flex-usa-36-x-48-nbr-pvc-insulation-sheet](https://www.desertcart.lk/products/19674431-k-flex-usa-36-x-48-nbr-pvc-insulation-sheet) --- *Product available on Desertcart Sri Lanka* *Store origin: LK* *Last updated: 2026-10-04*