Malarkey Legacy vs Owens Corning Duration 2026
When to choose Malarkey Legacy.
- Algae performance is the deciding factor and you want both Scotchgard streak protection and 3M Smog-Reducing Granules baked in.
- Your installer recommends NEX polymer-modified asphalt because it stays flexible in cold mornings and resists cracking on a complex roofline.
- Color choice is everything and 65 colors gives you more shades to test against your siding.
- You want the contractor-favorite sustainability angle — Malarkey is widely cited as the greenest mainstream asphalt option.
- Class 4 impact rating is required for your insurance discount (Malarkey Legacy is Class 4 standard; OC Duration requires the optional Storm variant).
When to choose Owens Corning Duration.
- SureNail Triple Layer Protection's fabric nailing strip is the install confidence-builder your contractor swears by.
- Color choice is broad enough at 33 and you prefer the TruDefinition contrast-blend look.
- Owens Corning's wider US distribution makes sourcing materials simpler and may save you money on accessories.
- You want the well-documented 130 mph wind warranty without needing to install a specific accessory kit to qualify.
- Cool roof technology matters to you — Duration is available in solar-reflective variants for warm climates.
| Category | Malarkey Legacy | Owens Corning Duration |
|---|---|---|
| Material cost / square | $145-160 Premium architectural pricing | $135-150 Mid-tier architectural pricing OC ~$10 cheaper per square |
| Weight per square | ~250 lbs Polymer-modified, denser feel | ~230 lbs Triple Layer Protection nail zone Malarkey heavier by ~20 lbs/sq |
| Wind rating | 130 mph Standard; 160 mph available on Vista AR variant | 130 mph SureNail standard, no kit required Tie at standard; OC simpler warranty path |
| Hail / impact | Class 4 UL 2218 standard on Legacy | Class 3 UL 2218; Class 4 only on Storm variant Malarkey wins on standard impact rating |
| Fire rating | Class A ASTM E108 | Class A ASTM E108 Tie |
| Material warranty | Lifetime ltd Transferable once within first 10 years | Lifetime ltd Transferable once within first 10 years Tie |
| Algae warranty | Lifetime Scotchgard + Smog-Reducing Granules | 25 years StreakGuard Malarkey wins on length |
| Color count | 65 Widest color range in the architectural class | 33 TruDefinition contrast platform Malarkey wins on raw count |
Both are pre-loaded in the visualizer. Upload a photo, pick the one that fits the way your house actually sits in the sun.
The questions People Also Ask on Google for this comparison, answered without sales spin.
Both perform well. Malarkey Legacy has a lifetime algae warranty (Scotchgard + Smog-Reducing Granules) vs Owens Corning's 25-year StreakGuard. In Florida specifically, Malarkey's polymer-modified asphalt holds up slightly better to humidity-driven thermal cycling.
Yes if your insurer offers a Class 4 (Impact Resistance) discount. Florida discounts typically range 10 to 30 percent on the roof portion of your annual premium. Malarkey Legacy is Class 4 as standard. OC Duration requires the optional Storm variant to qualify.
Owens Corning Duration is about $10 per square cheaper at retail. On a 30-square home that is $300 in materials. The installed delta is usually $300 to $600.
Technically yes, but you would lose both manufacturer warranties because each requires complete-system installation of accessories from the same brand. Stick with one.
Malarkey Legacy has 65 colors — the widest range in the mid-premium architectural class. Owens Corning Duration has 33 colors on the TruDefinition platform. If color is the deciding factor, Malarkey wins.
Most insurers care about wind rating, hail rating, and roof age. Both are 130 mph wind rated. Where they differ is the Class 4 impact rating — Malarkey Legacy is standard Class 4, which unlocks the impact discount automatically. OC Duration requires the Storm variant for that discount.