Examine your HVAC evaporator coil If you have smokers in the home, the tobacco fumes can be pulled into the evaporator coil of your HVAC unit
The company attaches great importance to R & D innovation and application, average annual R & D investment of more than 5%, the annual development of more than 50 new products, has won the Anhui Province, 10 new products, Anhui Province, 9 scientific and technological achievements appraisal, has been authorized by 13 invention patents, 13 utility model patents, 6 designs, LED the development of industry standards, published 5 technical papers, the level of technological innovation in the industry is in the The level of technological innovation is in the leading position in the industry
Several class-action lawsuits are still pending
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