China Cardboard Primary Efficiency Air Filter Coarse Pre Filter with Paper Frame

Application:
Air purifier, air filtration system etc.
Features:
1.Electrostatic PP or glass fiber material
2..Removal of dust, pollen, mold spores, dust mites, and other allergens.
3.Removal of many bacteria.
4.Solid particles captured are not released into the air again.
Tips:customized according to customer specification and requirements.
FAQ:
1.Q: Are you a factory or trading company?
A:We are professional factory, so our price is very competitive ex-factory price, and welcome to visit the factory.
2. Q:Where is your factory located?
A:Our factory located in DeZhou ShanDong China,
3. Q:How can I get some samples?
A: We are honored to offer you free samples. But you will pay express charge after place an order refund double charge.
4. Q:What is your terms of payment?
A: we an talk about it in detail
5.Q: What do I need for offering a quote ?
A: Please offer us drawings (with material, dimension and other technical requirement etc.) ,quantity, application or samples. Then we will quote the best price within 24h.
6. Q: What's the delivery time?
A: For products in stock, within 3-5 days after receiving your payment. For custom order, about 10-17 days after confirmed every details.
7.Q:How about the quality of your product?
A:100% inspection during production.
8. Q:How about quality control in your factory?
A:Quality is our culture. We pay great attention to quality control beginning to the end. Every piece of goods is tested strictly before packing and delivery.
9.Q: What's your packing?
Full consideration of practical situation: foam/carton box, anti-rust paper, small box and carton, etc.
10. Q: What about the warranty?
A: We are very confident in our products, 2years warranty if no open
11. Q: Why choose us?
A: We have professional team with rich experiences and high precision equipment which can guarantee the product quality, through our scientific management and strict cost control we can offer you the best competitive.