Free Home-Improvement Tools, Calculators & Charts
Free Tools, Calculators & Reference Charts
Plan any home-improvement project with our free calculators and trade reference charts — then shop the tools and parts to get it done, with fast Canada-wide shipping.
Calculators
Paint CalculatorHow much paint for a roomTile CalculatorTiles needed + wasteLumens CalculatorHow bright a light you needWire Gauge CalculatorAWG for your amperageConcrete CalculatorBags & cubic yardsBoard Foot CalculatorLumber board feet & costCeiling Fan Size CalculatorBlade span for your roomVoltage Drop CalculatorCheck long wire runsMERV FinderRight air filter ratingBulb Brightness CalculatorWatts to lumens
Reference charts
Wire Gauge / AWG ChartAWG to amps, breaker & useDrill Bit Size ChartFraction, decimal & mmTap & Drill Size ChartCorrect tap drill bitWood Screw Size ChartGauge, diameter & pilotLumber Size ChartNominal vs actualLight Bulb Base TypesE26, E12, GU10 & moreSocket Size ChartSAE to metricNPT Pipe Thread ChartTPI & outside diameterColor Temperature ChartKelvin guideMERV Rating ChartAir filter comparisonHex / Allen Key ChartSAE & metricSandpaper Grit ChartWhich grit to use
Buying & how-to guides
Cordless Tool Battery CompatibilityWood End Sealer Guide (AnchorSeal)How to Choose a Welder: MIG vs TIG vs StickRadon, CO & Smoke Detectors for Canadian HomesHome Water Filter GuideLED Lighting: Lumens & Kelvin GuideEssential Farm & Acreage ToolsConcrete & Masonry Sealer Guide
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