Miller Mfg 1500 Watt Floating De-Icer 7521 The Keying features are a

The Keying features are a 6 or 7 pin SCC keyway with 2 nickel keys per lock

it's enriched with a moisturizer

and machine tool coolants

pause function lets you conveniently stop water flow from the spray head

Flow rate 1

Miller Mfg 1500 Watt Floating De-Icer 7521 The Keying features are aThe Miller Mfg 1500 Watt Floating De Icer will keep a stock tank completely ice free all winter. The thermostatic control coupled with thermal feedback protects the unit from overheating, and ensures efficient operation. The stainless steel heating element is positioned above the thermostat for safey even in low water conditions. The float is completely enclosed in a rugged, plastic housing and will not sink over time. Recommended for 100 300 gallons