Drain and vent lines. Most older drain-waste venting systems are made of cast-iron pipes. Now increasingly supplanted by ABS and PVC. Pipes were originally joined with molten lead, but most plumbers now join them with no-hub couplers.

Drain and vent lines. Most older drain-waste venting systems are made of cast-iron pipes. Now increasingly supplanted by ABS and PVC. Pipes were originally joined with molten lead, but most plumbers now join them with no-hub couplers.
Is the house you are purchasing newly built? If so, a new construction inspection might be in order. After the…
The usual image of mold consists of tiny black or green growths that appear mainly in moist areas of bathrooms…
Homeowners in Michigan don’t care much about the air quality in their houses. In fact, most of us are unaware…