Ningbo Aier Ventilation Equipment Co., Ltd has recently launched another type of its access door series for the ventilation ducts – Flat Access Door.
What is Flat Access Door?
Flat Access Doors are designed to provide inexpensive and trouble free access to the rectangular air ducts for ducts cleaning and maintenance. The flat access doors are made out of hot-dipped spangle-free galvanized steel (Dx51D+Z275) with polyurethane as the gasket.
Advantages of Flat Access Door?
Our flat access doors are anti-corrosion and rust-proof – zinc coated Z275 (16-22 µm);
Our innovative handle design allows our flat access doors to be pushed and pulled instead of managed by twisting a knob when installed on the duct. This makes handling the access doors much easier.
Last but not least, the polyurethane gasket on the flat access doors greatly [...]
To satisfy the steadily growing demand from Scandinavia, Ningbo Aier Ventilation Equipment Co., Ltd has developed and launched a new access door ideally for circular ducts: Maintenance Access Door (cleaning door).
What is Maintenance Access Door?
Maintenance Access Doors are designed to provide inexpensive and trouble-free access to the circular air ducts for ducts cleaning and maintenance. The maintenance access doors are made of spangle-free galvanized steel (Dx51D+Z275), with polyurethane as the gasket.
Advantages of the Maintenance Access Door
Made of spangle-free galvanized steel (Z275), with better corrosion resistance;
Fast mounting design, saving trouble and time with installation;
Integrated polyurethane gasket, giving higher air tightness class.
For more information, please check the Maintenance Access Door product page.
With the recent development of a new access door model, Ningbo Aier has added one more type of access doors to its portfolio. This now makes a total of 6 different types (Curved access door [...]