Approved Vendors - Coupling, 4 in, Socket, SCH 40/STD, PVC

Approved Vendors - Coupling, 5 in, Socket, SCH 80/XH, PVC

Approved Vendors - Coupling, 1 in, Socket, SCH 40/STD, PVC

Approved Vendors - Coupling, 6 in, Socket, SCH 40/STD, PVC

Approved Vendors - Coupling, 3 in, Socket, SCH 40/STD, PVC

Approved Vendors - Coupling, 10 in, Socket, SCH 40/STD, PVC

Approved Vendors - Coupling, 1/2 in, Socket, SCH 40/STD, PVC

Approved Vendors - Coupling, 2 in, Socket, SCH 40/STD, PVC

Approved Vendors - Coupling, 4-1/2 in, Socket, SCH 40/STD, PVC

Approved Vendors - Coupling, 3/4 in, Socket, SCH 40/STD, PVC