20 Inch Large Diameter Housing – Single Search for: My Account Downloads Your Orders Logout Shop » Housings » 20 Inch Large Diameter Housing - Single 20 Inch Large Diameter Housing - Single 20 inch Large Diameter housing single 1” or ¾” ports R980,00 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 20 25 30 40 50 75 100 Code: BB20