Construction Performance Guidelines
ROOF TRUSSES, RIDGES OR RAFTERS ARE BOWED
Roof framing members shall be sized and installed in accordance with the Building Code.
One-Year - Work and Materials. Two-Year - Ontario Building Code Health & Safety Violations. · Damage resulting from improper maintenance or additions, deletions or alterations made by the homeowner is excluded from the statutory warranty.
Roof framing members not meeting the acceptable performance shall be repaired.
Deflection due to normal loading and bowing due to normal drying of wood framing materials is acceptable. Heavy loads of ice and snow can damage a roof. Normal home maintenance should include professional removal of heavy buildups of ice and snow. See Also: 5.2 ROOF APPEARS WAVY 5.14 UNEVEN ROOF SHEATHING CAUSING VISIBLE IRREGULARITIES IN THE ROOF SURFACE