As part of a commercial heat pump retrofit, we had to comply with the residential noise ordinance. Our solution was to combine two quieter 7.5 ton units for a single 15 ton unit that could not meet the decibels levels of the ordinance.

As part of a commercial heat pump retrofit, we had to comply with the residential noise ordinance. Our solution was to combine two quieter 7.5 ton units for a single 15 ton unit that could not meet the decibels levels of the ordinance.