Calculate your savings

We are confident that installing PLANITHERM will enable you to enjoy significant savings on your energy bills.*

But don’t just take our word for it! We’ve teamed up with the independent trade body, The Glass & Glazing Federation, to bring you their energy savings calculator.


Every home is different, but PLANITHERM can save up to 22% on your heating bills.** 

Simply enter a few details into the form below and see how much you can save.

The calculator below is supplied courtesy of the Glass and Glazing Federation

** 22% savings are typical but each home will vary. Example is for a semi-detached, 3 bedroom UK home saving £179 per annum for an A rated window (source Glass & Glazing Federation and Energy Saving Trust) with an annual gas bill of £800 (source: Department of Energy and Climate Change). To calculate the projected savings for your home use the calculator below.


* Energy savings calculation courtesy of the Glass and Glazing Federation. Energy consumption data courtesy of the Energy Savings Trust.