All products discussed above are only registered to disinfect the smooth surfaces of the sheet metal channels without lining. However, many modern residential air duct systems are built with fiberglass panels or sheet metal channels lined with fiber optic channel cladding on the inside. Since the early 1970s, the useContinue Reading

It is best to test the wood before trying this as the bleach will destroy and destroy the finish. However, the bleach can be used to disinfect wooden kitchen blocks and counters that are not polished, colored or finished. When applying, rub in small amounts to prevent the wood fromContinue Reading