Whirpool also makes AO Smith and others
Consumer Report
WARNING: Whirlpool water heaters are JUNK! Spent $553.00 for a high quality (?) (lmao) water heater that had a 6 year warranty. Started leaking internally and rusted through, then rusted a hole in the bottom. 6 years and 3 months later they said you are S.O.L. Leak occurred well over 3 months ago ...