It depends on the faucet and whether the faucet has an aereator. Even when the valve is turned into the off positions, there is still some residual water in the faucet, and aereator. Once all of the w ... read more
John,
Are you referring to insulating the ceiling of the garage (i.e. cold floors above)? Will you be dropping the ceiling or are you looking for options with minimal disturbance?