Slate Roofing Installation Guide

Architectural drawings accurately illustrate flashing and roof lay out.

Slate roofing installation guide.

Slates shall be punched back to front except starter slates which are punched front to back. When slating with a shallow pitch a wide slate is highly recommended for maximum side lap or lateral lap side overlaps. For a slate installation the chalk line should be snapped approximately 2 above the bottom edge of the roof. Generally speaking 20degrees is the lowest advisable pitch for a slate roof depending on the size of the slates and how much that the roof is exposed to moderate weather conditions.

Imperfection in the decking may transmit through to finished roof. The starter tiles should be placed so the top edge of the starter tile is placed on the line. Installation when laying out a roof in preparation for slating it chalk lines across the entire roof area marking the top edge of every row of slate. Take a look at the slate tile roof installation guide to gather more detailed information regarding the repair installation of slate roofs.

Architects consultants slate installers and designers rave about this book. The association which started in 1922 and was reformed in 2002 spans quarriers contractors architects consultants and distributors with a connection to natural slate. The mission of the national slate association is to establish a material and installation standard for and promotion of natural roofing slate in north america. Mini mum 15 32 apa approved plywood or 7 16 approved osb.

Slate roofing contractors association of north america inc. 4 have the correct tools. Read about the common mistakes people make when installing. Alternate solutions to slate roofing problems are provided.

The complete guide for installation of slate roofs is available to download here. Slate roof installation guide 1 construct the roof properly. This gold circle award winning book masterfully renders every design and installation detail to be found in slate roofing. It is also necessary that all previous roofing materials be torn off prior to installation of davinci slate.

General installation guidelines for natural quarried roofing slate 3 diameter to provide a snug fit for the shank of the roofing nails. Assume all elements of the roof assembly must last and function for at least 150 years. Davinci slate must be installed on a smooth flat surface plywood or osb.