Roof ventilation fan equiped with anti-insects shutter running with low noise about 63dB Minimal Noise Roof Ventilation FanWhen exhaust fan running the anti-insects cover open, when exhaust fan stop, the anti-insects cover closed.Specification...

*HVAC air duct is a factory Pre-fabricated Air Duct, *Simple face flange *Save up 60% installation time *Reduce projec cost HVAC air duct -- PIP cellduct is a factory Prefabricated  by machine with low cost, delivery the duct to your appointed site, you just need to...

PIP Modular Duct is factory Pre-fabricated. low air resistance minimum permeability light/hygienic/aesthetic pre-insulated PIP Modular Duct  --- is factory Prefabricated  by machine with low cost, delivery the duct to your appointed site, you just need to hang...

Insulated Straight Run Duct is Pre-fabricated Duct light and easy to maintain Save 60% installation time Reduce labour cost Insulated Straight Run Duct ,HVAC duct -- PIP cellduct is a factory Prefabricated and used for commercial building/office and industrial...

Air Conditioning Duct/ Air Duct Pre-insulated, light weight, easy to install and dismantle Air Conditioning Duct/ Air Duct/ Ventilation DuctVentilation Duct is a factory Prefabricated and used for commercial building/industrial place,It can be used as a replacement for...

HVAC Duct/ Ductwork Pre-fabricated, insulated,light weight and easy to install and dismantle Excelair HVAC Duct / Ductwork is a factory Prefabricated and used for commercial building/industrial place,It can be used as a replacement for metal duct work,fabric ducting and...

Insulated Air Duct is pre-fabricated Duct System Flange Design Saving 60% Install Time Reduce Labor Costs Easy to clean Insulated Air Duct-- PIP cellduct is a factory Prefabricated by machine with low cost, delivery the duct to your appointed site, you just need to hang it...

Wall Exhaust PCJ5.0/850,running with ultra quiet, crust made of high strength plastic.   Exhaust system's effectiveness highly depends on the type of exhaust outlets, the outlet size and location. It is particularly applicalble to closed and semi-closed workplace design...

*HVAC duct is a factory Pre-fabricated Air Duc *Simple face flange *Save up 60% installation time *Reduce projec cost HVAC duct -- PIP cellduct is a factory Prefabricated  by machine with low cost, delivery the duct to your appointed site, you just need to hang it up...

Ventilation Fan PCJ6.3/730, running with ultra quiet, crust made of high strength plastic. Ventilation Fan PCJ6.3/730Exhaust fan  has the capability of saving power consumption and noise insulation.Some addtional devices can be equipped with it as well (such as equip...