FirstCheck
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🍁 Built for Canadian homes β€” written to Canadian codes and provincial rules. Not intended for use outside Canada.
water_drop

Water & plumbing

Pick the equipment that’s acting up. We then rank the likely causes β€” free, safe, common checks first.

plumbing Drains & waste lines

Everything downhill of the fixture: stoppers, traps, branch lines, the main line, and the vents that let it all breathe.

water_heater Gas water heater (tank)

Standing-pilot or electronic-ignition gas tank heater.

water_heater Electric water heater (tank)

Standard two-element electric tank heater on a 240-volt circuit.

wc Toilet

Gravity-flush toilet: tank, flapper or canister seal, fill valve, float, and bowl.

water_damage Sump pump

The pump in the basement pit that keeps groundwater out.

water_heater Water heater (leaks & pressure relief)

Any tank water heater β€” tracing where water is leaking from.

water_drop Faucets & fixtures

Sink and tub faucets and their valves.

water_drop Well pump & pressure tank

A private well's pump, pressure tank, and switch.

water_heater Tankless water heater

An on-demand (tankless) water heater β€” gas or electric.

plumbing Septic system

A private septic tank and drain (leach) field.

water_heater Heat-pump water heater

A hybrid heat-pump water heater (heats water using a small heat pump on top of the tank).

water_drop Water softener & filtration

A whole-home water softener or filter.

water_drop Water quality (colour, smell, taste)

Discoloured, smelly, or off-tasting tap water.

plumbing Water pipes & supply

Household water supply pipes β€” freezing, pressure, water hammer, and whole-home supply.