Water heater diagnostics

Stop the guesswork. Get the water heater answers you need.

Serial number age decoder. Repair-or-replace calculator. Tank-vs-tankless cost comparison. Personal sizing tool. No sign-up, no fluff.

Tools

Age Decoder
Look up the manufacture date from your water heater’s serial number.
Open tool
Repair or Replace?
Answer a few questions and get a data-backed recommendation.
Open tool
Tank vs Tankless
Compare lifetime costs and see which type saves you money.
Open tool
Sizing Calculator
Find the right tank size or tankless flow rate for your household.
Open tool