Beyond the typical HVAC service checks for your customers, you might need to tackle issues with sub-slab HVAC ducts. In contrast to in-slab ductwork built into a concrete floor, sub-slab ductwork is ...
Q. This week: Is there any way to reline or replace metal heat ducts under a concrete slab floor without tearing up the floor? We had our ducts commercially cleaned five years ago, when we were having ...
QDEAR BARRY: My home has a forced-air heating system, with ducts installed beneath the concrete slab floor. When it rains for several days in a row, the vents get wet, and some have standing water in ...
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