Free tools
Work out what you need before you buy
Rough quantities in a few taps. No sign-up, no email address, no obligation — and every result can be sent straight to us for a real price.
- House wiring estimatorEstimate wire lengths by gauge, switch and socket points, MCB and distribution board sizing for a house. Free, no sign-up.Open calculator
- Paint quantity calculatorWork out how much paint, primer and wall putty a job needs from the floor or wall area. Free calculator, no sign-up.Open calculator
- Water tank & pipe sizingCalculate overhead tank capacity, sump size and pipe diameters for a household based on occupants, floors and bathrooms.Open calculator
- Borewell pump selectorWork out total head from bore depth, tank height and pipe run, and get an indicative pump horsepower range.Open calculator
- Wire gauge selectorChoose the right copper cable size for a load and cable run, checked against both current capacity and voltage drop.Open calculator
These give planning figures, not designs. Electrical circuits and pump selection in particular should always be confirmed by a qualified person — and we're happy to go through any of it at the counter.
Rather just ask?
Send us the room count, the square footage, or a photo of the plan. We'll work it out for you.