Replacement and new roofs
Class 4 impact-resistant shingle roofs in Dallas
If your roof is being replaced anyway, the question is whether the next spring storm should total it again. Class 4 shingles are built for exactly that, and in Dallas the price step is smaller than most people expect.
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Quick answer
Class 4 impact-resistant shingles are rated under UL 2218, a test that drops a two-inch steel ball from twenty feet onto the shingle; Class 4 is the highest rating. In Dallas they typically cost 15 to 25 percent more than standard architectural shingles, and most Texas insurers offer premium discounts on a Class 4 roof. We install GAF, Owens Corning, CertainTeed and Malarkey Class 4 lines.
The job
What Class 4 actually buys you
A standard architectural shingle bruises under one-inch hail and cracks under larger stones. A Class 4 shingle is built to take a two-inch impact without cracking the mat, which is the damage that leads to leaks and claims. It is not hail-proof, and no honest roofer calls it that; it moves the storm size at which your roof becomes a total loss.
The practical payoff in Dallas is fewer claims, a roof that outlives more spring seasons, and in many policies a lower premium every year.
Updated September 2026
Budget
What a Class 4 roof costs in Dallas
Class 4 is priced like any replacement, with a per-square premium over standard shingles.
Published Dallas figures put Class 4 at about $4.75-$6.25 per sq ft installed; adds $1,000-$2,500 over standard architectural. That is a planning range from published Dallas market data, not a quote, and your roof size, pitch, layers and decking condition move it either way.
- Roof size
Priced per square like any replacement.
- Product line
SBS-modified lines cost a little more than fabric-backed.
- Accessories
Matching impact-rated ridge, hip and starter.
- Vents and boots
Heavier-gauge metal replacements.
- Decking
Per sheet replaced at tear-off.
- Claim upgrade
On a claim, you pay the difference over standard.
- Insurance discount
Recovered over time through premium savings.
Your options
Standard architectural or Class 4
Same look from the street; different result after a hail storm.
| Compare | Standard architectural | Class 4 impact-resistant |
|---|---|---|
| Hail rating | No impact rating | UL 2218 Class 4, the highest |
| Installed cost in Dallas | $4.50 to $6.00 per sq ft | $4.75 to $6.25 per sq ft |
| Insurance | No impact discount | Discount from most Texas carriers |
Class 4 UL 2218 rating
UL 2218 drops steel balls of increasing size onto the shingle, twice in the same spot, and checks the back for cracks. Class 4 means it survived the two-inch ball from twenty feet. The rating belongs to a specific product line, so it is printed on the wrapper and must be documented for your insurer. We leave a wrapper and the product sheet with you, and photograph the bundles on the roof, because the discount depends on proof. No wrapper, no discount, so we keep it simple.
Insurance premium discounts
Most Texas carriers discount premiums for a Class 4 roof, commonly in the range of 10 to 35 percent of the wind and hail portion, depending on the carrier and policy. Ask your agent before you choose; some require a certificate of installation from the roofer, which we provide. On a storm claim you can upgrade to Class 4 by paying only the difference over the standard shingle the claim covers, and the discount then starts paying the difference back.
SBS rubberized vs standard Class 4 shingles
Class 4 shingles get their rating two ways. SBS-modified shingles blend rubber-like polymer into the asphalt so the shingle flexes under impact and stays pliable in cold. Others reach Class 4 with a reinforcing fabric or mesh on the back. Both carry the same rating; SBS lines tend to cost a little more and resist granule loss better, which matters under Dallas summer heat. We show you both with pricing rather than assuming. Either way the rating is printed on the bundle, and we photograph it for your file.
Ridge and hip accessories
A Class 4 field with ordinary ridge caps leaves the most exposed part of the roof as the weakest. We install the matching impact-rated hip and ridge cap from the same manufacturer, along with the starter strip, so the whole system carries the rating and the manufacturer warranty applies to the complete roof. Vents and pipe boots are upgraded to heavier-gauge metal at the same time, since dented aluminum vents are what adjusters notice first after hail. That upgrade is small and shows up in every claim photo.
Roofing in Dallas
What we see on Dallas roofs
In Dallas, Class 4 shingles run about $4.75 to $6.25 per square foot installed, only 15 to 25 percent more than standard architectural shingles, and on a typical home that is roughly $1,000 to $2,500 more. Most Texas carriers offer premium discounts for a Class 4 roof. On a city where most roof replacements are already insurance-driven by hail, that small premium on the roof and the recurring discount on the policy usually make it the default choice rather than the upgrade.
Filing a hail claim right now?
Ask us to price the Class 4 upgrade alongside the standard scope. You pay only the difference.
(214) 429-4542What happens after you call
How a Class 4 installation runs
Inspection
Roof, attic and decking checked.
Product choice
SBS or fabric-backed Class 4 line, color on site.
Insurance check
Ask your agent about the discount and paperwork.
Permit and delivery
Dallas re-roof permit; bundles photographed.
Tear-off and deck
To the deck, soft sheets replaced.
Class 4 system
Underlayment, starter, field, ridge and hip in the rated line.
Certificate
Wrapper, product sheet and photos handed over for your insurer.
Brands we install and service
Questions we get
Class 4 shingle questions
No. They resist much larger hail than standard shingles, but very large hail can still damage them.
About 15 to 25 percent over standard architectural shingles.
Most Texas carriers do; ask your agent what paperwork they need.
No. They look like architectural shingles.
Yes, by paying the difference over the standard shingle covered.
GAF, Owens Corning, CertainTeed and Malarkey Class 4 lines.
SBS-modified lines hold granules and flexibility better under Dallas heat.
Yes, the matching impact-rated caps keep the whole system rated.
Replacing the roof anyway? Price the Class 4 line
You get both prices side by side, and the paperwork your insurer needs for the discount.