Tradefox Tools
Tools.Quick help on the job.
Free tools for electricians, HVAC and appliance engineers and pool technicians: code look-ups, checkers, calculators and checklists.
ElectricalCodes, loads and the rules for domestic work.
EICREICR code helperWhat C1, C2, C3 and FI mean, how to code an observation, and what a report means for landlords.Load checkerExtension lead load checkerAdd up what’s plugged in and check it against the 13 A rating before anything overheats.Building regsPart P checkerFind out if a domestic electrical job needs notifying to building control in England or Wales.
HVAC and appliancesFault codes, fault-finding, manuals and planned maintenance.
HVACHVAC error code look-upFault codes for air conditioners, heat pumps and boilers from 20 brands, with what to check.AppliancesAppliance error code look-upWashing machine, dishwasher, oven, dryer and fridge codes from 16 brands.Step by stepTroubleshooting guideAnswer one question at a time to find the likely fault, the fix, and when to stop and call a specialist.ManualsAppliance manuals finderGo straight to each manufacturer’s official manual and support pages, plus where to find the model plate.ChecklistMaintenance checklistPlanned maintenance checklists for split AC, heat pumps, AHUs, boiler rooms, cold rooms and MVHR.
PoolsVolumes, chemical doses and daily to monthly checks.
ChecklistPool maintenance checklistDaily, weekly and monthly pool tasks to tick off, note and share with your manager.CalculatorPool volume calculatorRectangular, round, oval, kidney and L-shaped pools in litres, m³ and gallons.CalculatorPool chemical dosage calculatorChlorine, pH, alkalinity, hardness and stabiliser doses, plus the Langelier index.
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Tools give general guidance only. Isolate before working, follow the manufacturer’s instructions, and leave gas work to Gas Safe registered engineers and refrigerant work to F-gas certified engineers.