Construction Performance Guidelines
UNSEALED GAPS BETWEEN DISSIMILAR CLADDING MATERIALS AND PENETRATIONS THROUGH CLADDING
Gaps allowing water penetration into the building envelope shall be sealed in accordance with the Building Code.
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.
Cladding not meeting the acceptable condition shall be repaired.
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.