Calculators

This calculator will estimate the cost to run any dehumidifier. We've also covered tips and advice on how to run a dehumidifier efficiently.

Looking to get underfloor heating, but worried about the running costs? Here's a free calculator, and guide to owning underfloor heating.

Wondering how much your central air conditioner costs you to run each day? Here's a free calculator to tell you, and a guide to lower costs.

If you want to know how much it costs to run a portable air conditioner, check out this guide with a calculator for all models.

Wondering how much your garage weighs? Here's a simple engineering calculator which will estimate the weight of any garage.

Wondering how much your dishwasher costs you to run? Here's a free calculator to estimate your own dishwasher running costs.

Ductless air conditioners are fantastic - but how much do they cost to run? Here's exactly how much, with a free calculator.

This calculator shows how much any fan costs to run each day. The article also covers the costs of running types of fans, with tips.

Electric heaters are fantastic, until you see the electric bill. We've put together a free calculator to estimate electric heater running costs.

Wondering how much your home weighs? We've put together a quick calculator that gives estimates according to engineering design codes.

Sizing a window air conditioner correctly will save you money. This guide, plus our infographic and free calculator, will show you how.

Understanding what a BTU is, and how many BTU's you need, means knowing how to find the perfect heater or air conditioner.