5 Ft x 6 Inch Type B Vent Stack Ghibson Valve the check ball will seal

the check ball will seal when all the water has emptied from the bailer

Jomar 3 Inch JF-100SG Series Lead Free Brass 2 Piece Full Port Solder Connection Ball Valves with Stainless Steel Trim

Spare Parts for this Housing (BFHBFH2DNPTX)

Greenwood Products 03-40BTS601 40mL Clear VOA Vial

5 Ft x 6 Inch Type B Vent Stack Ghibson Valve the check ball will seal5' x 6" Type B Vent Stack Compatible with FALCO Oxidizers Lock Ring style connection. 3" to 12" pipe and fitting couplers overlap 1 3 8" when joined together; therefore, assembled length is 1 3 8" less than listed length. The allowable minimum clearance to combustibles is 1" Outside Diameter (OD) Sizes 3" through 6" is size plus 1 2"