End 1 Diameter: 1/2 in. End 1 Type: Insert. End 2 Diameter: 1/2 in. End 2 Type: Insert. End 3 Diameter: 1/2 in. End 3 Type: Insert. Material: PVC. Compatible Pipe Material: Plastic and Poly. Color: Gray. Fits For: Cold Water Only. Application: Cold Water Only.