*This calculator is an estimate and factors such as outside walls, window size, insulation, open stairs etc, can all influence your requirements.
Please contact us on 01225 891469 if you have any concerns.
<span style="color: #000000;"><script language="JavaScript" type="text/javascript"><!--
function FrontPage_Form1_Validator(theForm)
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<form id="FrontPage_Form1" action="JAVASCRIPT:outputcalc()" method="post" name="FrontPage_Form1">
<table style="height: 234px;" border="0" width="134" cellspacing="0" align="center"><!--DWLayoutTable-->
<tbody>
<tr>
<td width="10" height="34" align="right">
<div class="style68" align="center">
<div align="left"><span class="style23" style="color: #ffffff;">
Measure room in..</span></div>
</div></td>
<td width="70" height="34" align="right">
<div align="left"><span class="style68" style="color: #ffffff;"><span class="style23">
<input checked="checked" name="R1" type="radio" value="Meters1" /> Meters <input name="R1" type="radio" value="Meters2" /> Feet</span></span></div></td>
</tr>
<tr>
<td align="right" height="24">
<div class="style68" align="right">
<div align="left"><span class="style23" style="color: #ffffff;">Room Width</span></div>
</div></td>
<td align="left">
<div align="left"><span style="color: #000000;"><input tabindex="1" name="inputwidth" size="15" type="text" /></span></div></td>
</tr>
<tr>
<td align="right" height="24">
<div class="style68" align="right">
<div align="left"><span class="style23" style="color: #ffffff;">Room Length</span></div>
</div></td>
<td align="left">
<div align="left"><span style="color: #000000;"><input tabindex="2" name="inputlength" size="15" type="text" /></span></div></td>
</tr>
<tr>
<td align="right" height="24">
<div class="style68" align="right">
<div align="left"><span class="style23" style="color: #ffffff;">Room Height</span></div>
</div></td>
<td align="left">
<div align="left"><span style="color: #000000;"><input tabindex="3" name="inputheight" size="15" type="text" /></span></div></td>
</tr>
<tr>
<td align="right" height="26">
<div align="left"></div></td>
<td align="left">
<div align="left"><span style="color: #000000;"><input tabindex="4" name="B1" type="submit" value="Calculate" /></span></div></td>
</tr>
<tr>
<td align="right" height="24">
<div class="style68" align="right">
<div align="left"><span class="style23" style="color: #ffffff;">
*Kilowatts required =</span></div>
</div></td>
<td align="left">
<div align="left"><span class="style70" style="color: #000000;">
<input name="outputoutput" size="15" type="text" /></span></div></td>
</tr>
</tbody>
</table>
<span style="color: #000000;"><script src="includes/flashdetect.js" type="text/javascript"></script><script type="text/javascript" src="jsfiles/library.js"></script><script language="JavaScript" type="text/javascript"><!--
function outputcalc()
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var inputwidth, inputlength, inputheight, outputoutput;
var vWidth=document.FrontPage_Form1.inputwidth.value;
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// --></script>
</form>
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