K-FLEX USA Duct Liner: 0.55 NRC, 35 ft Overall Lg, 56 1/4 in Overall Wd, 1.5 in Thick
3G Electric supplies the K-FLEX USA Duct Liner (0.55 NRC), a sound-absorbing duct liner sold as a 2 PK with 1.5 in thickness, 35 ft overall length, and 56 1/4 in overall width (MPN 6RSKD148035-5625). We interpret…
SKU 3G-OTH-574122
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Product Description
3G Electric supplies the K-FLEX USA Duct Liner (0.55 NRC), a sound-absorbing duct liner sold as a 2 PK with 1.5 in thickness, 35 ft overall length, and 56 1/4 in overall width (MPN 6RSKD148035-5625). We interpret customer demand across 14 industrial departments—including HVAC—and deliver genuine equipment with specialist support in combustion, pumps, and controls.
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 used in HVAC ductwork to reduce noise from air handling systems. It provides acoustic insulation with a 0.55 NRC rating, helping control sound transmission in commercial and industrial buildings. 3G Electric supplies this liner across 14 industrial departments.
What are the specifications of K-FLEX USA Duct Liner 6RSKD148035-5625?
The K-FLEX USA Duct Liner (MPN 6RSKD148035-5625) is a 2 PK with 1.5 in thickness, 35 ft overall length, and 56 1/4 in overall width. It has a 0.55 NRC sound absorption rating. 3G Electric sources this genuine K-FLEX USA product for HVAC applications worldwide.
Where to buy K-FLEX USA Duct Liner worldwide?
3G Electric supplies the K-FLEX USA Duct Liner (0.55 NRC) to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance for international delivery. Contact us to order this sound-absorbing duct liner for your HVAC project.
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 interior duct surfaces using approved adhesive or mechanical fasteners. Ensure the 1.5 in thick liner is fully bonded to prevent air gaps. 3G Electric provides sourcing support for this and other HVAC components.
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.









