Free tools for UK trades and homeowners
Concrete, radiator BTU and skip size for jobs in the UK, plus VAT wording, late-payment interest and RAMS. Free, no sign-up. Calculators work in your browser; the writing tools send only the text they need, and it is not stored.
- ConcreteConcrete calculator Concrete calculator: how much will I need? Concrete calculator for UK jobs: cubic metres from your sizes, then whole bags, post-fix or a lorry order.
- HeatingBTU calculator for radiators BTU calculator for radiators: what size do I need? BTU calculator for radiators, worked room by room. Get the heat loss in watts and BTU/h and the radiator size to buy.
- WasteSkip size calculator Skip size calculator: what size skip do I need? Skip sizes in cubic yards and cubic metres, plus a skip size calculator for your own waste.
- Getting paidLate Payment Interest Calculator and Letter Before Action They still haven't paid. What can I claim? Statutory interest on an overdue UK invoice, then a draft letter from the same figures.
- VATVAT Quote & Price Wording Helper Do I quote 'plus VAT' or one price? Type your price and get the VAT wording for a quote or invoice, plus reverse charge and CIS.
- Site safetyRAMS Generator The client's asked for RAMS. What do I send? A site-specific risk assessment and method statement, every control with an official source.