Job Site Tips: Good Roofing Practices Build roofs and flashing with a slope of at least 1/4” per foot Provide at least a 4” overlap of flashing to prevent wind-driven rain Provide counterflashing at least 8” above the roofing surface Good roof ventilation protects the underside of the roof Always use the correct size nails Make sure the skylight is designed for the pitch of the roof Always follow manufacturer’s specs

A French drain is typically used to alleviate drainage issues in your yard, lawn or garden. These problems often occur in situations where land is at or near the bottom of a slope.