Package list: 4 x electrical insulation walls. Features Colour: white electric wall. Material: electrical insulation wall made of PBT and copper. Size: 6.5 x 5.2 x 5.2 cm. Double-sided inner fillet seal, waterproof, waterproof, more, thickened insulation layer, water heater parts. Both ends of the thread thickening interface, use of copper material, corrosion resistance, water heater accessories. The utility model has the advantages of strong current insulation, internal thickening and current insulating layer, better sealing properties and no leakage. Partition Equipment Accessories Made of material for durable use. The utility model offers the advantages of a large water release and minimal reduction in water pressure. Product Information Instantaneous water heater valves. It's one for you. Are you still looking for a water heater pressure relief valve pipe professional? Electrical insulation wall? Are you looking for a robust, reliable tool that can do multiple tasks at the same time? If so, look no further! Our professional electrical insulation wall must meet your requirements