Venting System Approval

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M&G DuraVent has received more key approvals for PolyPro venting systems. Bryant 900 series, Carrier 59 series, Day & Night 90+, Heil 90+, all 2012 Payne models and Tempstar 90+ furnaces have all approved the use of PolyPro single-wall concentric and flex with their appliances.
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