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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 [...]

Unsealed Gaps Between Dissimilar Cladding Materials and Penetrations Through Cladding

Article Number

4.24

Condition

UNSEALED GAPS BETWEEN DISSIMILAR CLADDING MATERIALS AND PENETRATIONS THROUGH CLADDING

Acceptable Performance/Condition

Gaps allowing water penetration into the building envelope shall be sealed in accordance with the Building Code.

Warranty

One-Year - Work and Materials. One-Year - Ontario Building Code Violations. Two-Year - Building Envelope Water Penetration. Two-Year - Cladding Detachment, Displacement or Deterioration. · Damage resulting from improper maintenance is not covered by the statutory warranty.

Action

Cladding not meeting the acceptable condition shall be repaired.

Remarks

Space between different cladding materials, and between penetrations is required to allow for movement but must be weathertight. Where rain screen principles are used in the cladding design, the sealing may be behind the surface of the cladding.

  

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