which is tested to UL181 standards. With over 35 years experience, our innovative manufacturing process produces a flexible duct with the highest performance credentials of any flexible duct. The …

All improvements, all specifications are subject to change without prior notice. It is the buyer and/or end users' responsibility to review our complete Terms and Conditions. © Copyright 2025, Flexmaster. All …

Flexmaster U.S.A. ®, located in Houston, Texas, is a leading commercial HVAC flexible duct and sheet metal fitting manufacturer with over 35 years of success in the industry.

Flexmaster HVAC Systems. Superior HVAC products for the Industrial, Commercial and Institutional Construction Industry. Flexible ducting products are ULC approved as Class 1. Brands: Triple Lock, …

When you contact a representative of the Flexmaster U.S.A. ® HVAC product line, rest assured that you will have the support of experienced people that understand your business. If you have trouble …

This manufacturing process produces a flexible duct with the highest performance credentials of any flexible duct. The Flexmaster U.S.A. ® 20 year warranty is unsurpassed in the HVAC ductwork …

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The mechanical-locked inner core maintains its shape at all 90° bends and offsets, t hus eliminating the need for extra reinforcement. This manufacturing process produces a flexible duct with the highest …

The mechanical-locked inner core maintains its shape at all 90° bends and offsets, t hus eliminating the need for extra reinforcement. This manufacturing process produces a flexible duct with the highest …

Danfoss Flexmaster products consist of tube/pipe joints for the low pressure applications. They are ideal for producing leak-proof connections between pipe ends. They also provide compensation for …