Complaint
The fixed board is made of ABS engineering plastic injection molding, which is anti-ultraviolet, anti-aging and non-deformation.
The outer frame and the air door are made of PVC plastic extrusion, which are tightly closed and flexible to open, effectively preventing insects and birds from entering.
It adopts hollow design and is filled with foam insulation layer for good tightness.
All parts of the mechanism and screws are made of stainless steel, which does not rust and has a long service life.
| Name | Dimension(L*W*H) | Flow capacity m3/h/CFM |
| Butterfly wings inlet 685.8 * 482.6 mm | 685.8 * 482.6 | 2500 |
| Butterfly wings inlet 1181.1 * 482.61mm | 1181.1 * 482.61 | 4000 |
1. PVC/ABS frame, anti-corrosion, long service life
2. High strength performance, high-temperature resistance
3. Special design of turning plate, effectively reduce air resistance
4. Rough selvage design around the air flap, good sealing and insulation performance
5. Automatic/manual adjustment of the opening according to the room temperature and humidity, to achieve accurate room environment control customized length
6. Suitable for various building
7. Easy installation.
1.7 years experience
The company has been around for 7 years since it was founded in 2015.
2.Quality guarantee
Participate in international exhibitions many times, the product quality is guaranteed.
3.24-hour service
Professional customer service online to solve any of your questions.
Q: Are you trading company or manufacturer?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 10-15 days if the goods are in stock. Or it is 30-45 days if the goods are not
in stock, it is according to quantity.
Q: Do you provide samples? Is it free or extra?
A: Yes, we could offer the sample but not for free charge.
Q: What is your terms of payment?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance, balance
before shipment. If you have another question, please feel free to contact us.
