SPOKANE, Wash. — Avista Utilities has announced its new Manufactured Home Duct Sealing Program, which enables qualifying customers in Washington to have their home’s ductwork sealed and receive other ...
Compare plans tailored to your home & budget. It can cost $3,500 on average to replace your home’s ductwork. Even if just a small section needs replacing, it can still cost you $270 and $500 per air ...
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