High quality, long-lasting LDPE collectors Can be extended indefinitely Ready to assemble The solar collector is suitable for salt water Dimensions: 3.0 x 0.7 metre Weight: 6 kg maximum pressure of 1 bar at 20° C water flow rate at least 2,000 litre/hour. max. 10,000 litre/hour. This Steinbach Speed Solar Sun 49120 Solar Pool Heater is made from Low-Density Polyethylene and measures 0.7 x 3 m. It is suitable for pools with a capacity of up to 12 Cubic Metres and has a hose connector diameter of 32/38 mm.