K-FLEX USA Duct Liner: 0.55 NRC, 35 ft Overall Lg, 59 in Overall Wd, 1.5 in Thick
The K-FLEX USA Duct Liner (0.55 NRC) is a sound-absorbing duct liner with a thickness of 1.5 in, overall length of 35 ft, and overall width of 59 in, rated for temperatures from -297°F to 300°F. This product is…
SKU 3G-OTH-574125
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Product Description
The K-FLEX USA Duct Liner (0.55 NRC) is a sound-absorbing duct liner with a thickness of 1.5 in, overall length of 35 ft, and overall width of 59 in, rated for temperatures from -297°F to 300°F. This product is supplied by 3G Electric, a global industrial solutions provider that interprets customer demand and delivers genuine equipment across 14 industrial departments, with specialist depth in combustion, pumps, and controls as an authorised distributor for brands like K-FLEX USA.
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 is a sound-absorbing liner installed inside HVAC ductwork to reduce noise from air movement and equipment. It is rated for temperatures from -297°F to 300°F, making it suitable for both cold and heated air systems in commercial and industrial buildings.
What are the specifications of K-FLEX USA Duct Liner 6RSKDG148035-59?
This K-FLEX USA Duct Liner has a 0.55 NRC sound absorption rating, 1.5 in thickness, 35 ft overall length, and 59 in overall width. It operates from -297°F to 300°F. The manufacturer part number is 6RSKDG148035-59. 3G Electric supplies this genuine K-FLEX USA product.
Where to buy K-FLEX USA Duct Liner worldwide?
3G Electric supplies K-FLEX USA Duct Liner to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this 0.55 NRC duct liner with part number 6RSKDG148035-59.
How to install K-FLEX USA Duct Liner?
Install K-FLEX USA Duct Liner by cutting it to duct dimensions using a sharp knife, then adhering it with approved duct liner adhesive or mechanical fasteners per manufacturer guidelines. Ensure the 1.5 in thick liner is fully bonded to prevent air erosion. Always follow local HVAC codes and safety practices.
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.









