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R4 Series

These Power-Pipes fit 4" drain stacks in residences and have a 3/4" freshwater connection.
10 products
Power-Pipe R4-36 Drain Water Heat Recovery Unit
Power-Pipe R4-36 Drain Water Heat Recovery Unit
Regular price $924.00
4 inch Power-Pipe Custom or Longer Drain Water Heat Recovery Unit
4 inch Power-Pipe Custom or Longer Drain Water Heat Recovery Unit
Regular price $0.01
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