Description:UV ResistantPVC fittings have a that the impact of sunlight and other ultraviolet sources on the molecular structure of the PVC. Without this, the PVC would yellow, crack, become brittle and break.Impact ProofPVC fittings can take a beating. They are designed to withstand impacts, or drops from a substantial height and will not suffer any cracks or breakage compared to standard, plumbing-grade PVC fittings.100% CompatibleStructural Grade PVC pipe and fittings are compatible to plumbing-grade PVC fittings.Easy to installThey are resilient, with high-tensile and high-impact strength. Installation requires the use of primer and solvent cement. Specification:Product Name: Pipe FittingMaterial: PVCColor: WhiteType: 3 WayInternal Diameter: 20mm / 0.79"Overall Size (Approx.): 48mm x 48mm x 48mm / 1.89" x 1.89" x 1.