Type of product: Water manifold Specification: 1.5" S x 1.5" Spg x 3/4"(4) smooth barb Most common size reference: 1.5 inch x 3/4 inch barb Outer overall dimensions: Length: 132mm Diameter:Male End: 48mm Female End: 57mm Depth inc water outlets: 95mm Commonly used with: 1.5 inch rigid pipe and 1.5 inch flexible rigid pipe. Additional notes: Best to use a plumbing cleaner then pipe cement to assemble. Pipe work pushes inside this part at the female end and at the male end it pushes in to a female socket. Used to plumb water to the jets from the water pump.