For standard air damper , the sample is free, but you will have to pay for the courier. Thus, an express account such as DHL or FEDEX is demanded. We beg you to understand that we ship a great deal of samples daily. If all delivery costs are borne by us, then the price will be quite significant. To be able to state our sincerity, the delivery price of this sample is going to be offset when the order is set, which is equal to free delivery and free delivery.

Yingde Ventech Air Conditioning Co.,Ltd is a leader of China's hvac grilles and registers manufacturing and exporting business. Ventech Air Conditioningis mainly engaged in the business of access door and other product series. Ventech Air Conditioningextract air valves uses superior raw materials that is environmentally friendly and harmless to the environment. They are choose strictly according to the highest packaging standards. This product is less likely to get deformed under pressure. It has good elasticity and stretchable features. It is made of fabrics that are endowed with superior stretch and recovery. This product is available in a broad range of models.

Improving the customer satisfication through our professional service and distinguished volume control damper is the mission of Ventech Air Conditioning. Welcome to visit our factory!