| heat the water | 0.46 |
| supply more hot water c… | 0.39 |
| store hot water | 0.34 |
| hold much water | 0.32 |
| hold water | 0.29 |
| range in size | 0.29 |
| hold 40 gallons | 0.25 |
| get hot | 0.23 |
| become corroded | 0.16 |
| make noise | 0.16 |
| a buildup of sediment | 0.68 |
| build | 0.47 |
| thermal resistance r-va… | 0.25 |
| stainless steel | 0.25 |