* This Williams/Cozy replacement part can be returned within 30 days of your purchase as long as it has not been installed. Returned Williams/Cozy replacement parts must be in pristine condition and be returned with the original packaging. Buyer pays for return shipping and a 20% restocking fee will be deducted from the purchase price. If you have a question as to whether or not this Williams/Cozy replacement part is the correct replacement part for your Williams/Cozy Furnace please contact us prior to making your purchase.