K-FLEX USA Duct Liner: 0.55 NRC, 50 ft Overall Lg, 56 1/4 in Overall Wd, 1 in Thick
The K-FLEX USA Duct Liner (0.55 NRC) is a sound-absorbing duct liner with a 1 in thickness, 50 ft overall length, and 56 1/4 in overall width, rated for -40°F to 200°F (MPN 6RSKDG100050-5625). 3G Electric interprets…
SKU 3G-OTH-574131
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Product Description
The K-FLEX USA Duct Liner (0.55 NRC) is a sound-absorbing duct liner with a 1 in thickness, 50 ft overall length, and 56 1/4 in overall width, rated for -40°F to 200°F (MPN 6RSKDG100050-5625). 3G Electric interprets customer demand and delivers this genuine industrial product across 14 departments — with specialist depth in combustion, pumps and controls as an authorised distributor — ensuring the right answer, not just a catalog.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is K-FLEX USA Duct Liner used for?
K-FLEX USA Duct Liner (0.55 NRC) is a sound-absorbing liner installed inside HVAC ductwork to reduce noise from air movement and equipment. It is rated for temperatures from -40°F to 200°F, making it suitable for commercial and industrial ventilation systems requiring acoustic control.
What are the specifications of K-FLEX USA Duct Liner?
This K-FLEX USA Duct Liner has a 0.55 NRC sound absorption rating, 1 in thickness, 50 ft overall length, and 56 1/4 in overall width. It operates from -40°F to 200°F. The manufacturer part number is 6RSKDG100050-5625.
Where to buy K-FLEX USA Duct Liner worldwide?
3G Electric supplies and delivers K-FLEX USA Duct Liner worldwide. We handle full logistics and customs clearance for global orders. Contact us for availability and lead time on this genuine K-FLEX USA product.
How to install K-FLEX USA Duct Liner?
Install K-FLEX USA Duct Liner by cutting it to fit duct dimensions, then adhering it to clean metal surfaces using approved duct liner adhesive. Ensure all edges are sealed to prevent air erosion. Follow standard HVAC liner installation practices for best acoustic performance.
K-FLEX USA Products
3G Electric supplies K-FLEX USA sound-absorbing duct liners. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









