Originally Posted by greenmonster304
Andy, wet boots may be a bit vague but the response about the manufacturers recomedation is a valid one. Insulating a backflow won't do anything if you don't have a heat source like heat tape. You would be better off draining it.
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best method to drain a system?
Landscape management, design, and installation
Horticulturalist with Specialization in Landscape Management
25 years old 7 years in business ownership