| Hot water from a combi boiler or instantaneous heater only | | | |
| Hot water cylinder present (stored temperature set to 60°C) | | | |
| Cold water storage tank present | | | |
| Tank has a close-fitting lid and insect screens | | | |
| Tank is clean with no debris | | | |
| Hot water reaches 50°C or more within one minute | | | |
| Cold water is below 20°C within two minutes | | | |
| Showers present and shower heads clean | | | |
| Any outlets used less than once a week | | | |
| Any dead legs or redundant pipework | | | |
| Anyone living there at higher risk (over 45, smoker, health conditions) | | | |
| Property empty for more than a week recently | | | |
| Tenants given water safety information | | | |