Call: 416-724-4666

NORTH COUNTRY PRODUCT BENEFITS

Our Natural SLATE ROOFING Benefits

North Country roofing shingles, when fixed with non-corroding nails or hooks, can provide a service life in excess of 100 years.

  • Requires minimal maintenance
  • Durable and long lasting
  • Resistant to chemical pollutants and acid rain
  • Non-combustible and fireproof
  • Unaffected by freeze/thaw cycles
  • Environmentally safe
  • Resistant to hail and other impact damage
  • Performance proven on rooftops
  • Delivered from stock
  • Available in unfading or weathering colors
  • Available in special shapes
  • Available in a wide variety of sizes
  • ASTM E108-10 Class A (highest) Fire Resistance Rating*
  • FM4473 Class 3 or Class 4 Hail Impact Rating**
  • ASTM D3161-15 Class F (highest) Wind Resistance Rating***

*As per 2015 International Building Code section 1505.2 and tested by the National Slate Association July 13, 2010.

**As tested by the National Slate Association February 25, 2010.

***As tested by the National Slate Association December 8, 2015.

Fire Resistance of Natural Slate Roofing – UL 790

“Standard Test Methods for Fire Tests of Roof Coverings”

Natural slate received IBC Class A (highest fire rating available) Fire Resistance Rating when 1/4” thick, North American slate shingles were installed at a 3” headlap over No. 30 felt underlayment on a 1/2″ plywood roof deck.

Click on report – NSA Fire Resistance Of Slate Test Report

North Country Product Benefits

Complying with Factory Mutual FM 4473, Specification Test Standards for Impact Resistant Testing of Rigid Roofing Materials by Impacting with Freezer ice Balls.

3/8” thick, S-1 rated, North American produced roofing slate met Class 4 requirements, surviving the impact of 2” ice balls travelling at 76 MPH.

1/4″ thick, S-1 rated, North American produced roofing slate met Class 3 requirements, surviving the impact of 1 3/4″ ice balls travelling at 69 MPH.

Click on report – Hail Test Report

Impact Resistance of Natural Slate Testing Video

It is important to note that some insurance companies offer a reduction in residential insurance premiums when a Class 3 or Class 4 rating is met.

The Green Roof National Slate Association

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testimonials

I have never had anything except a 5 Star Experience when working with North Country Slate.

- ABC Supply, Outside Sales

When our clients are looking for a natural slate roof, we highly recommend North Country Slate.

- Raines Brothers, Inc.

We have used North Country black on a large number of occasions, and we’ve found it to be an excellent quality slate it is very “workable”.

- John Chan, The Durable Slate Company

FAQ

Looking for a slate roofing contractor?
We work with the top “slaters” to ensure quality installation from slate roofing repairs, restoration or new construction. Read More
What sizes of roofing slate are available?
The standard sizes for roofing slate start at 12″ in length and increase by 2-inch increments up to 24″ in length. Read More
How much does a slate roof cost? We are often asked by designers, architects, home and building owners “What will a slate roof cost me”?
On average, North American produced S-1 rated roofing slate will cost $400 – $600 per square (100 square feet) or $4.00 to $6. Read More

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