There is a large and a small orifices. The large one can intake and release large amount of air. The air way of the large orifice is sym-metrical which makes the air releasing amount more than that of the same size double orifices air releasing valve package FAQ
1.Q: Are you manufacture or trade company?
A: We are a manufacturer factory and we also have our own exporting license.
2.Q: Do you have certificate ?
A: Yes, ISO, WRAS, ACS, CE. certificate .
3.Q: How can I get the samples?
A: If you need some samples to test, we can make as per your request .You should pay for the transportation freight of samples and our samples cost, while the samples cost can be refundable after you place the order if the amount meets our requirement.
4.Q: If there is any quality problem, how do you solve it?
A: We are very proud that we never make one customer leave us. We are not 100% perfect, there is some quality problem. Normally replacement, or compensation, or resend goods to customers as per the condition. To be discussed as per condition.
5.Q: Can we have our Logo or company name to be printed on your products or package?
A: Sure.Your Logo can be put on your products by Hot Stamping,Printing,Embossing,UV Coating,Silk-screen Printing or Sticker.
6.Q: How to order?
A: Please send us your purchase order by Email or you can ask us to send you a proforma invoice for your order. We need to know the following information for your order: 1) Product information-Quantity, Specification (Size, Material, Technological and Packing requirements etc.) 2) Delivery time required. 3) Shipping information-Company name, Street address, Phone &Fax number, Destination sea port. 4) Forwarder's contact details if there's any in China.
7.Q: Why trust in us ?
A:More than 20 years in this industry . It makes us professional .Good credit in this market. All of our machines are the assurance of our responsibility.
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