Immediate safety |
| 1 (1) | No wood stove chimney shield (extreme fire hazard) |
| 1 (1) | No insulation baffle around chimney in attic: fire hazard |
| 2 (2) | Electrical fire or shock hazard |
| 1 (1) | House shifted; many large gaps with rotten wood |
| 1 (1) | Possible cracked heat exchanger in wood stove; house contaminated with soot and carbon monoxide risk if furnace blower turned off |
Water penetration (and plumbing) |
| 13 (13) | Plumbing fixture leaks with area dampness (bathroom, kitchen, water tank) |
| 13 (13) | Mouldy or damp crawlspace floor (in most cases, polyurethane sheet vapour barrier over dirt floor missing) |
| 10 (10) | Sump pump not working, not present or drains too close to foundation |
| 4 (4) | Sump pump discharge pipe not connected |
| 6 (6) | Roof leaks with mould or damage to ceilings, walls |
| 4 (4) | Exterior damage leading to water penetration |
| 3 (3) | Broken chimney flashing — chimney leaks when it rains |
| 3 (3) | Plumbing not working |
Air quality or ventilation |
| 2 (2) | Exhaust fans vent into attic |
| 1 (1) | Heat recovery ventilator fresh air intake near oil furnace exhaust |
| 1 (1) | No openable windows, no exhaust fans and no heat recovery ventilator |
| 1 (1) | Oil furnace back drafting |
| 1 (1) | Wood stove back drafting |