Slate Roofing Installation Guide

The amount of overhang may be adjusted as needed to achieve the best water flow into the gutter.

Slate roofing installation guide.

Read about the common mistakes people make when installing. Slate roof installation guide 1 construct the roof properly. Architects consultants slate installers and designers rave about this book. 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.

For a slate installation the chalk line should be snapped approximately 2 above the bottom edge of the roof. Take a look at the slate tile roof installation guide to gather more detailed information regarding the repair installation of slate roofs. When slating with a shallow pitch a wide slate is highly recommended for maximum side lap or lateral lap side overlaps. 3 before you start do your homework.

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. The complete guide for installation of slate roofs is available to download here. The association which started in 1922 and was reformed in 2002 spans quarriers contractors architects consultants and distributors with a connection to natural slate. Imperfection in the decking may transmit through to finished roof.

Get in touch with us for a fascinating collection of roof slates. Assume all elements of the roof assembly must last and function for at least 150 years. Mini mum 15 32 apa approved plywood or 7 16 approved osb. Slate roofing contractors association of north america inc.

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. 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. The starter tiles should be placed so the top edge of the starter tile is placed on the line.

This gold circle award winning book masterfully renders every design and installation detail to be found in slate roofing. Slates shall be punched back to front except starter slates which are punched front to back. Architectural drawings accurately illustrate flashing and roof lay out.