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 220°F. This product is…
SKU 3G-OTH-574124
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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 220°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.
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 for HVAC ductwork, reducing noise from air movement and equipment. It is used in commercial and industrial ventilation systems to improve acoustic comfort and thermal insulation, with a 0.55 NRC rating for effective sound absorption.
What are the specifications of K-FLEX USA Duct Liner 6RSKD148035-59?
The K-FLEX USA Duct Liner (MPN 6RSKD148035-59) has a thickness of 1.5 in, overall length of 35 ft, and overall width of 59 in. It operates in temperatures from -297°F to 220°F, with a 0.55 NRC for sound absorption. 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 worldwide, handling full logistics and customs clearance for global delivery. As a global industrial solutions provider, we source and deliver genuine equipment across 14 departments, including specialist expertise in combustion, pumps, and controls.
How to install K-FLEX USA Duct Liner?
Install K-FLEX USA Duct Liner by cutting to size and adhering to clean duct surfaces using approved adhesive or mechanical fasteners. Ensure joints are sealed to prevent air leakage. Follow manufacturer guidelines for temperature range (-297°F to 220°F) and avoid compression that reduces 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.









