NSA Board Member – Clay Heald

Name: Clay Heald Company: New England Slate Job Title/Responsibilities: VP/Sales, Sourcing, Production 1. Where did you grow up and where do you live now? Native Vermonter for most of my life. 2. Can you tell us a bit about your Family? Fiancé Wendy and 5 kids total:...

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NSA Conference Recap – Ithaca, NY

The National Slate Association Conference was held in Ithaca, NY from 9/28/17-9/30/17. Over 60 people from the industry attended to see instructional presentations, a walking tour of Cornell University, and networked on wine and pub crawl tours.

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NSA President – Brian Chalsma

Name – Brian Chalsma

Company – The Roofing Company, Inc.

Job Title/Responsibilities – President/CEO/Founder

I Grew up on a dairy farm in Wisconsin and for the last 31 years I’ve lived in Virginia.

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Types of Slate Roofs

The function of a slate roof is to provide shelter, shed rain and snow, and resist wind and other loads. This is achieved with simple and adaptable methods of installation that have proved successful for centuries around the world.

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The Nature and Characteristics of Slate

Slate is a microcrystalline, fine grained metamorphic rock formed 400 million to 550 million years ago. Sediments accumulated on the sea floor were exposed to extreme pressures which lead to the chemical and mineralogical transformations you see today.

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6 Basic Principals of Slate Roofing

Generally the steeper the roof, the better with regard to service life of slate. Anything above a 8:12 is preferred, and slopes in the 12:12 to 18:12 range are probably ideal. Not only will slate shingles last longer on these steeper slopes, but they will be more visible from grade and show off their natural beauty.

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National Slate Association’s Mobile Field Guide

Slate Roofs Design and Installation Manual

NSA Mission

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