If the page of Dr Aire restaurant kitchen hood is indicated with "Free Sample", then a free sample is available. Generally, free samples are offered for routine products of Dongguan Ruizhaohe Environmental Protection Equipment Co., Ltd.. But in the event the customer has particular conditions, such as product dimensions, material, logo or color, we'll charge costs.

Widely known as a highly advanced enterprise, Dongguan Ruizhaohe Environmental Protection Equipment Co., Ltd. has been focusing on innovation of electrostatic precipitator ESP. Ruizhaohe provides a wide range of electrostatic precipitator for kitchen exhaust for customers. RUIHE, DR. AIRE, RXL industrial air filter is made of non-toxic materials without mercury-containing. These materials don't cause any pollution and it can be recycled. The quality of product is officially certified under CE, RoHS and ISO9001:2015. With this product, people can stay in a quiet tranquil environment. Because there will not be noises made by annoying flickering. The product is easy to install, maintain and clean.

We protect environment in our operation. One example of how we do this is developing products based on recycled materials that are free from harmful substances.