'PVC Spring Check Valve, 2 in. IPS S X S, White; Down the Mouth view of the NDS White 2 in. slip end by slip end PVC Spring Check Valve (NDS 1011-20, NDS 1012-20) showing the flapper'
product101120WHS101220WHSO1c'NDS 101120 101120 NDS 101220. 101220 flow management wa