Heating and air conditioning in Philadelphia: city permits, licenses and old houses
Philadelphia licenses trades and issues its own HVAC permits. What the city requires, how to check a contractor, and what its old, gas-heated housing means.
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Philadelphia licenses trades and issues its own HVAC permits. What the city requires, how to check a contractor, and what its old, gas-heated housing means.
What the cost surveys report for repairs, tune-ups and new equipment, what moves a price, and how to read two quotes side by side.
The checks that matter before you hire for heating or cooling work, from the PA registration number to a proper load calculation and a written proposal.