<ul><li>Inner Tank: Food Grade SUS 304-2B, Outer Tank: Galvanized Steel 0.5 mm thickness</li><li>Insulation: high pressure automatic polyurethane foaming layer, Density of 36 kg/m3, R-Value: 12.5</li><li>In Tank Coil: TU1 copper (Red Copper), thickness: 1mm, Length of Coil:66 ft</li><li>Water Ports: 3/4" NPT, Coil Ports: 1/2" MPT, T/P Valve/Abode Rod/Drain Port: 3/4",</li></ul><br><br>Duda LED lights are the most efficient and reliable source of illumination on the market. They are made with quality aluminum dissipaters to allow for safe operation in hot environments and run for longer times than the plastic versions. Each light is tested for 24 hours. We use only drivers which are reliable and efficient. Our lights provide the real lumen output as listed, unlike competitors who claim high lumens but actually underperform expectations. Quality comes first from Duda Energy.

HG001-WHITE LED Ring Light 10.1 Watt 950 Lumens 70w Equivalent 8.1" x 1.1" CE & ROHS Certified 100-240v AC 50/60 Hz 30000+ Hour 2 Year Warranty