One-stop HVAC parts supplier
Every HVAC component,
one manufacturer.
Grilles, dampers, plenums, ducts, copper lines, controls and installation accessories — factory-direct from Dongyang, China and Houston, Texas.
Product range
Air Grilles & Diffusers
Supply air grilles, return air grilles, linear bar grilles, ceiling diffusers, slot diffusers, floor registers, and neck adaptors for residential and commercial HVAC systems.
Plenums & Air Boxes
Supply air plenums and return air boxes in galvanised steel. Multiple configurations for top, side, and rear connections with various neck sizes.
Dampers & Zone Controls
Motorised dampers (24V/240V), manual line dampers, non-return dampers, iris dampers, and zone control accessories for HVAC airflow regulation.
Ventilation & Louvers
Weather proof louvers, exhaust fans, eave vents, ceiling exhaust vents, core vents, and weep holes for residential and commercial ventilation.
Ducts & Metal Fittings
Flexible insulated ducts, semi-rigid ducts, nude ducts, branch take-offs, unit boots, side boots, reducers, Y-pieces, and metal/plastic trunking.
Copper Pipe & Fittings
Pre-insulated copper pair coils, single coils, hard-drawn tubes, copper elbows, couplers, pipe insulation, and solder sticks for refrigeration and HVAC.
Installation Accessories
Brackets, rubber stands, hanging straps, duct tape, PVC conduit & accessories, aircon trunking, drip trays, waffle pads, and other HVAC installation supplies.
Why Airwise
One-stop supply
Seven product categories from one factory. One purchase order, one quality standard, one shipment.
China + USA facilities
Manufacturing in Dongyang, China. Spiral duct fabrication in Houston, TX. Distribution in Sydney, Australia.
UL certified
One of only 3 Chinese HVAC manufacturers with UL listing. Plus CE, M1, AWTA, and ROSH certifications.
Self-developed equipment
All 6 production lines use machinery we designed and built in-house. Complete control over quality and speed.
Three continents
Manufacturing HQ
Dongyang, China
5,000 m² factory, 6 production lines, 60–80 employees
Spiral duct fabrication
Houston, TX
4,300 m² facility, Made in USA, 5–10 day US delivery
Trading & distribution
Sydney, Australia
AWTA-certified Airwise Flex brand, local warehouse
Frequently asked questions
What HVAC parts do you manufacture?
Do you have a facility in the USA?
What certifications do your products carry?
What is your minimum order quantity?
Ready to simplify your HVAC sourcing?
Send your parts list and get a consolidated quote within 12 hours.