In general, the freight of hepa air filter should be paid by you if the sample is free. Please understand that we are a factory with hope of quick returns and small margins. If an order is placed after trying the sample, a discount may be offered.

Guangzhou HaoAir Purification Technology Co.,Ltd. is one of the most influential fan filter unit professional R & D, manufacturing companies. chemical filter is the main product of HaoAir Purification. It is diverse in variety. The quality of HAOAIRTECH dispensing booth is guaranteed by a wide range of quality tests. It has passed wear resistance, stability, surface smoothness, flexural strength, acids resistance testings that are quite essential for furniture. The product comes with 1-2 years of warranty period. The product features corrosion resistance. It has passed through environmental testing including salt spray testing, which will verify if the part is susceptible to corrosion or not. The product dedicates to keeping a cleanliness class of 10000-300000.

As an important part of HAOAIRTECH growth, enterprise culture is a key to make our company more cohesive. Contact!