Company Category: Duct

Hua Wei Industrial Co., Ltd.

Headquartered in Taiwan, Hua Wei has established vertically integrated manufacturing in China and Thailand, offering cable ties, cable clips and clamps, wire ducts, corrugated conduits, wire connectors, cable glands and several other products to meet the diverse needs from the customers and markets. meanwhile, we produce cable ties and tools for HVAC pipes installation purpose. For more information please visit our website. https://www.hwlok.com

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Hot Melt Technologies, Inc.

Hot Melt Technologies (HMT) has long been an industry leader in hot melt adhesive application equipment servicing some of the most demanding industries throughout the world. Tested to withstand the rigors of heavy industrial operations, our hot melt systems set the standard for innovation, reliability, and value. With our modular and interchangeable components, HMT systems are not only built tough for long service life, but also designed for fast and easy serviceability. HMT offers various system options up to 200 lbs. which feature sophisticated, yet simple to operate process and temperature controls; ergonomic handgun configurations; automatic guns that combine the benefits of air-on/air-off valving with reduced-cavity nozzle technology; and bead, spray or slot applicators for multiple assembly applications.

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Heatfab®

Founded in 1978, Heatfab® is a leading manufacturer of high-quality residential and commercial venting systems for Special Gas Vent applications. Trusted by OEMs and installed worldwide, our products are known for durability, safety, and long-term performance. With a focus on premium engineering and sustainable manufacturing, Heatfab® delivers reliable venting solutions that meet the highest standards of efficiency and comfort—making us a trusted choice for industry professionals.

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HaVACo Technologies, Inc

Havaco designs and manufactures superior quality plastic, America-Made heating, ventilation, and air conditioning products with the intent to solve installation, distribution, or on-going maintenance concerns. Whether it is ease of install, ease of use, shipping and warehousing benefits, or product longevity, HaVACo products are THE NEW STANDARD for all your commercial, institutional and residential projects. Our superior quality plastic will not rust, corrode, or discolor. | Havaco designs & manufactures superior quality plastic, American-made HVAC start collars, grilles, registers and diffusers. Havaco’s plastic grilles, registers and diffusers won’t rust, corrode or discolor. The New Standard in HVAC Air Distribution products.

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Harman Edison Product Development Inc.

Design and development of HVAC accessory products.

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Hangzhou Juli Insulation Co., Ltd.

Hangzhou Juli insulation focuses on the manufacturing all kinds of foil laminates for flexible duct. Our main products include alu/PET Laminates, metalized PET. Juli set a branch facility in North Carolina in 2025 and can provide local inventory and converting services in the U.S. Juli’s facility has passed ISO9001,ISO 14001, UL fire-retardent test.

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