What Are Impact-Resistant Shingles?
Impact-resistant (IR) shingles are designed to withstand hail and wind damage better than standard asphalt shingles. They're tested using the UL 2218 standard, which drops a steel ball onto the shingle from increasing heights:
- Class 1: 1.25" steel ball from 12 feet
- Class 2: 1.5" steel ball from 15 feet
- Class 3: 1.75" steel ball from 17 feet
- Class 4: 2" steel ball from 20 feet (highest rating)
Class 4 shingles can withstand the equivalent of a 2-inch hailstone — roughly golf ball size — without cracking or losing granules.
The Colorado Advantage
Living in Colorado Springs means living in one of the most hail-prone regions in the country. The Front Range sees significant hailstorms almost every summer, with some storms producing baseball-sized hail.
Insurance Premium Discounts
Most Colorado insurance companies offer 5-28% premium discounts for Class 4 impact-resistant roofs. On a $2,000/year premium, that's $100-$560 in annual savings.
Over the 30-50 year lifespan of quality IR shingles, those savings add up to $3,000-$28,000.
Reduced Claim Frequency
Standard shingles in Colorado often need replacement every 10-15 years due to hail damage. IR shingles typically last their full rated lifespan of 30-50 years, even through repeated hailstorms.
Cost Comparison
| Factor | Standard Shingles | Class 4 IR Shingles |
|--------|------------------|---------------------|
| Material cost per square | $90-$130 | $130-$200 |
| Total roof cost (30 sq) | $8,000-$12,000 | $12,000-$18,000 |
| Expected lifespan (CO) | 10-15 years | 30-50 years |
| Insurance discount | None | 5-28% annually |
| Hail damage claims | Frequent | Rare |
The Math
If you replace a standard roof every 12 years vs. an IR roof every 35 years, you'll install roughly 3 standard roofs in the same period as 1 IR roof.
- 3 standard roofs: $30,000-$36,000
- 1 IR roof: $12,000-$18,000
- Net savings: $12,000-$18,000 — plus insurance premium savings
Top Impact-Resistant Shingle Brands
- Owens Corning Duration STORM — Class 4, excellent wind resistance, wide color selection
- CertainTeed Landmark IR — Class 4, affordable, popular in Colorado
- GAF Timberline HDZ — not Class 4 but excellent wind rating; their Armor Shield II is Class 4
- TAMKO Heritage IR — Class 4, competitive pricing
Our Recommendation
For Colorado homeowners, Class 4 impact-resistant shingles are one of the best investments you can make. The upfront cost premium pays for itself through insurance savings and dramatically fewer replacements.
We install all major IR shingle brands and can help you choose the right product for your budget and aesthetic preferences.
Call (719) 600-7852 for a free estimate on impact-resistant roofing.
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Cornerstone Roofing serves Colorado Springs and the surrounding Front Range. Get a free inspection today.
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