Steam off your heat pump on a cold Granite Shoals morning is usually defrost. Learn when ice or backup heat means trouble. Off Duty 24/7: (512) 925-3090.

Older Granite Shoals panels often predate modern loads. Off Duty checks the panel, circuit and ducts before any new AC goes in. Free look: (512) 925-3090.

Clearance, hot granite, lake air and pad drainage all decide how a condenser ages in Granite Shoals. Off Duty Heating and A/C gives a free look. (512) 925-3090.

AC shut off near Lake LBJ? Lake humidity clogs condensate lines and trips the float switch. Off Duty clears and tests drains. Call (512) 925-3090.

Old Granite Shoals cottage cooled by window units? Off Duty maps each addition, then sizes central or ductless the right way. Free look: (512) 925-3090.

Builder-grade HVAC in a new Bertram house: sizing off a plan, rushed ductwork, and first-summer failures to catch early. Call (512) 925-3090.

Cooling an early-1900s pier-and-beam house near the Bertram depot: crawlspace ducts, ductless options, and saving plaster. Free look: (512) 925-3090.

The honest version of an installation day, and the questions worth asking before you sign. Off Duty Heating and A/C, Marble Falls TX, 512-925-3090.

Belly ducts, a single central return and listed equipment: why manufactured home HVAC needs its own checklist. Off Duty Heating and A/C, Marble Falls, 512-925-3090.

What a Hill Country attic does to conditioned air, why return leaks cost the most, and why sealing beats buying tonnage. Off Duty Heating and A/C, 512-925-3090.