Roof Flashing Systems

Roof sheathing underlayment roofing material roof intersections flashing details and ventilation.

Roof flashing systems.

Here s a look at some general principles of roof flashing that will help guide you through a proper repair or replacement or even new construction. Flashing refers to thin pieces of impervious material installed to prevent the passage of water into a structure from a joint or as part of a weather resistant barrier system. Up to 5 3 4 in. For all types of roofs good roofing practice allows penetration movement independent of the roof.

While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately. This requires a flexible seal at the penetration and proper attachment to the roof. Open valleys have metal flashing to protect this critical area of the roof. In modern buildings flashing is intended to decrease water penetration at objects such as chimneys vent pipes walls windows and door openings to make buildings more durable and to reduce indoor mold problems.

The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak. This flashing provides protection for pipes cables conduits and wires. This adjustable rubber pipe flashing for metal roofing this adjustable rubber pipe flashing for metal roofing accommodates roof penetrations from 1 4 in. With a management team boasting over 60 years experience in the roofing industry rsl has quickly become a best in class company in a highly competitive roofing industry.

All roofing systems are made of a number of different components. A look at roof design.