Expect to pay as much as $5,000 to $7,500 for a ground-source heat pump system. Air-source heat pumps can be found for much cheaper, averaging around $1,500 to $4,000, because the units tend to be simpler, and installation is easier. The cost required to run and repair a heat pump varies with the type of system.
PVC decking. PVC decking is composed entirely of Polyvinyl chloride (PVC) and contains no wood. PVC decking is a more expensive option in the decking industry, but it provides significant fade and stain resistance and lower maintenance requirements compared to other products. Contents.
Chemically speaking. 1  PVC (Polyvinyl chloride) - Polyvinyl chloride, more correctly but unusually poly(vinyl chloride), commonly abbreviated PVC, is the third-most widely produced synthetic plastic polymer, after polyethylene and polypropylene.