This entry belongs to a compiled household reference covering maintenance rhythms, cleaning methods, and age-appropriate chore guidance. The compiled schedule reflects publicly available home-care and child-development guidance; households differ, so treat these figures as a baseline to adapt, not a rule to obey.
| Field | Value |
| frequency | every 2 years or after renovations |
| time | 48 h to 7 days |
| tools | radon test kit |
| pro tip | test the lowest lived-in level, doors closed except normal entry |