Construction Performance Guidelines
Article Number
8.17
Condition
THERE ARE GAPS BETWEEN HEAT DIFFUSERS, COLD AIR RETURN GRILLES AND VENTILATION GRILLES AND THE ADJACENT SURFACE
Acceptable Performance/Condition
Heat diffusers, cold air return grilles and ventilation intake grilles shall be installed securely and be generally flush with the adjacent surface. Minor gaps between the diffuser or grille and the adjacent surface are acceptable.
Warranty
One-Year - Work and Materials. · Damage resulting from improper maintenance, or from additions, deletions or alterations made by the homeowner is excluded from the statutory warranty.
Action
Heat diffusers, cold air return grilles and ventilation grilles not meeting the acceptable condition shall be repaired.
Remarks
None