The Tank › 38000 vs 40000 BTU for 40gal heater – will I notice? › Reply To: 38000 vs 40000 BTU for 40gal heater – will I notice?
Hello, You won’t notice any difference unless you are regularly running out of hot water with your current heater. I’ve reduced gas flow to many heaters with no negative effect… and some good effects, like reducing noise, increasing efficiency and reducing sediment build-up. 😉