With a 100% yield of the money guaranteed, Low’s offers HEPA filtration in 3 steps (cleaning of affordable TASS with flat heaps for an unlimited number of vents / returns / supplies included. Without hidden prices, without surprised fees. Technicians Certified by HVAC, they offer a free video inspection of air pipes (before and after cleaning) to demonstrate a quality service. They specialize in cleaning the HVAC / Air ventilation system of their house: – Dust and dust Debris – allergens – animal squams – fungi -bacteria and viral mold. Reduce: – allergy reactions, – eyes with itching, – sneezing, – irritation of mucous membranes, – asthma problems, respiratory assertion, – bad smell / smell / smell of the EPA and the American association of the lungs suggested that the farn be up to 100 times more contaminated than the exterior, and therefore represents a higher risk for our health. They also suggested that U Only air ventilation contains more germs and microorganisms than the Promo Colomo cooperative. The EM system in your home recirculates the air 3,275 times a day.