P = power (watts, W) U = potential difference (volts, V) I = electrical current (amps, A) t = time (sec) μ = heating efficiency c = specific heat of the heated substance (J/kgoC) m = mass of the heated substance (kg) dT = temperature differance (oC) Example - 12 Volt Ca...
CERAMIC TECHNOLOGY: Ceramic space heaters provide warm, comfortable heat and comes with two heating levels, 1500w on high and 900w on the lower setting. This heater also oscillates for faster, whole-room coverage. EASY-TO-USE ADJUSTABLE THERMOSTAT: The easy-to-use rotary controls let you easil...
4. Multiply the total number of square feet you intend to heat by the approximate wattage per square foot you just obtained. This will determine your total heating requirement in watts for the room. How Much Heat is Right For You? Figures are based on 15% total window and door openings ...
The rechargeable portable electric heater has a design power output of P watts, which is determined by the BTU/hr of heat output required to maintain a target temperature in living space under prevailing outdoor temperature conditions. There are n sets of rechargeable battery packs, each having ...
This portable, radiator-style electric heater provides soft, radiant heat so quietly, you won’t even know it’s there. The 7 oil-filled fins use convection to heat your space with 3 heat settings at 1500, 900, and 600 watts. This heater is built for convenience with easy-to...
15 Watts Per Sq. Ft 1/8'' Super thin rolls or mats to fit any room shape TempZone™ Flex Rolls Description Never step onto cold tile again! WarmlyYours TempZone™ Flex Rolls keep your tile, stone or marble floors, warm and barefoot friendly all year round. Perfect for installati...
5000 Watts, 21 Amps 270 CFM Blower 17,065 BTU of heating capacity Built-in Thermostat with 10 Heat Settings Thermal Cutoff Safety Device Adjustable louvers to direct air flow Included ceiling bracket with four indexed positions – straight down or straight out, 2 intermediate positions and anywhere...
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To find out how many BTUs of heat the furnace will actually put out into your home, you must deduct the percentage that is lost due to inefficiency. To calculate the final BTU output, multiply the unit’s BTU input by its efficiency percentage, otherwise known as its Annual Fuel Use ...
s usually made out of glass. When you’re generating 5,000+ BTU heat, that glass might become warm or even hot to the touch. Electric fireplaces with cool-to-the-touch glass are, as the name suggests, cool to the touch. It’s especially useful to get that features if you have ...