Frost-Free Sewer Vent

Frost-Free Sewer Vent BUILDINGS Accessories “My new frost-free sewer vent is maintenance free and easy to install It keeps your sewer vent from freezing over in cold weather which can cause sewer gas to enter your house ” says Dave Woodring Clark S Dak The frost-free sewer vent is designed to replace your existing sewer vent It’s made of schedule 40 polyvinyl chloride and consists of 2 pieces of pipe with an air gap between them It’s made to be installed on 1 1/2 2 and 3-in dia vents with the purchase of a bushing not supplied that you glue into the vent’s collar Larger diameter sewer vents require installation by a licensed plumbing contractor “It’s a permanent solution that will hold up to any weather conditions ” says Woodring “The pvc pipe is really built strong and won’t get damaged even in high winds and hail “The space between the 2 pipes serves as a thermos chamber and prevents sewer gas from coming in direct contact with the outside temperature When the outer pipe’s black coating absorbs heat from the sun it heats the air between the pipes and helps melt the frost on the vent As an example if the outside air temperature is -20F° the temperature in the thermos chamber will be about 40 degrees and the temperature inside the pipe will be about 48 degrees ” The frost-free sewer vent sells for $49 95 plus S&H Contact: FARM SHOW Followup Dave Woodring P O Box 176 Clark S Dak 57225 ph 605 532-4255; woodring@itctel com; http://woodringplumbing com/how-it-works html

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