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    Construction Performance Guidelines

About the Guidelines

These helpful guidelines outline work and material deficiencies in new homes and residential condominium units covered under the statutory warranty [...]

Condensation In Attic Space

Article Number

8.4

Condition

CONDENSATION IN ATTIC SPACE

Acceptable Performance/Condition

Condensation may occur in attics but these occurrences should be infrequent and without any adverse effect on the building.

Warranty

Two-Year - Ontario Building Code Health & Safety Violations. · Damage caused by dampness or condensation due to failure by the homeowner to maintain adequate ventilation is excluded from the statutory warranty.

Action

Adequate ventilation equipment shall be installed in accordance with the Building Code.

Remarks

Attic spaces shall be ventilated in accordance with the Building Code. Condensation in attics may indicate either a lack of ventilation through the attic or a source of moisture within the attic space. See Also: 8.7 INSUFFICIENT INSULATION

  

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