ASCEND Composite Cladding is engineered with ultraviolet protection and integral weatherable pigments that provide strong fade resistance, including on dark colors. Like every exterior surface, it can still experience normal weathering and slight color change over time.

ASCEND Contractor Resource Center

Does ASCEND Fade?

ASCEND Composite Cladding is engineered to resist fading. The manufacturer states that its GP² compound includes titanium dioxide for protection against ultraviolet degradation and integral weatherable pigments that provide strong fade resistance—even on ASCEND’s darker colors.¹

That does not mean the color will remain mathematically identical forever. Every exterior surface is exposed to sunlight, weather, atmospheric contaminants, dirt, and changing environmental conditions. Slight weathering or gradual color variation can occur without indicating that the product is defective.

ASCEND Fade Resistance at a Glance

Manufacturer description: ASCEND is offered in fade-resistant colors.
UV protection: Titanium dioxide helps protect the compound against ultraviolet degradation.
Color technology: Integral weatherable pigments are incorporated into the exterior compound.
Dark colors: The manufacturer specifically promotes strong fade resistance across its darker color options.
Warranty threshold: Excessive fading is defined in the current warranty as a color change greater than four Hunter Units of Delta E.
Normal weathering: Minor oxidation, chalking, staining, dirt accumulation, or exposure-related variation may not qualify as a defect.

How Does ASCEND Resist Fading?

ASCEND’s exterior surface is part of its proprietary GP² Technology, which combines a glass-reinforced polymer exterior with graphite-infused polystyrene insulation. The manufacturer states that titanium dioxide helps protect the exterior compound from ultraviolet degradation, while integral weatherable pigments contribute to long-term color stability.¹

Because the color system is built into the factory-manufactured compound, ASCEND does not depend on a field-applied coat of paint that must be periodically touched up or refinished.

Titanium Dioxide

Helps protect the exterior material from ultraviolet degradation caused by long-term sunlight exposure.

Integral Weatherable Pigments

Provide the factory color and are designed to deliver strong fade resistance across the ASCEND color palette.

Are Dark ASCEND Colors Fade Resistant?

Yes. ASCEND’s manufacturer specifically states that the product’s weatherable pigments provide strong fade resistance even on its dark colors. Current literature describes the available palette as 21 fade-resistant colors.²

Dark colors generally make changes in sheen, surface dirt, chalking, and uneven exposure more noticeable than lighter colors. Strong fade resistance reduces that risk, but it should not be presented as a guarantee that no visible change can ever occur.

Does Fade Resistant Mean Fade Proof?

No. “Fade resistant” means the material is formulated and tested to resist excessive color change. It does not mean the color is completely unaffected by decades of sunlight and weather.

A Technically Accurate Statement

“ASCEND is engineered with UV protection and integral weatherable pigments that provide strong fade resistance, including on dark colors. Normal exterior weathering may still create slight appearance changes over time.”

What Is Normal Weathering?

The ASCEND warranty explains that normal weathering may cause an exterior surface to oxidize, chalk, accumulate dirt, or develop stains based on exposure to sunlight, weather, atmospheric conditions, geographic location, and local air quality.³

These conditions may change how the surface appears without representing excessive pigment loss. A wall covered by trees, roof overhangs, porches, or nearby buildings may also weather differently than an elevation receiving direct afternoon sunlight.

Normal Appearance Differences May Include:

Different weathering between shaded and exposed elevations
Dirt accumulation beneath soffits or covered areas
Minor chalking or oxidation
Staining caused by landscaping, gutters, or atmospheric contaminants
Differences in sheen caused by viewing angle or sunlight
Color differences between older material and a new replacement piece

What Does the ASCEND Warranty Cover?

The current ASCEND warranty includes limited lifetime fade protection for qualifying original property owners. It defines excessive fading as a color change greater than four Hunter Units of Delta E. If a claim is validated, the manufacturer may choose to repair, replace, or refinish the excessively faded product.⁴

Coverage remains subject to every term, exclusion, transfer condition, labor provision, claim deadline, and remedy described in the written warranty. The warranty—not sales language—is the controlling document.

Warranty Language at a Glance

ASCEND is warranted against excessive fading as defined by the warranty.
The current threshold is greater than four Hunter Units of Delta E.
The manufacturer must inspect or otherwise validate the claimed condition.
The available remedy is determined by the manufacturer under the warranty.
Normal weathering and excluded external causes may not qualify.
Transfer and commercial-use provisions differ from original-owner coverage.

What Is Delta E?

Delta E is a numerical measurement used to describe the difference between two colors. In a fade evaluation, the current surface color may be compared with a reference or original standard using specialized measuring equipment.

A homeowner’s photograph or visual impression may help document a concern, but it does not replace the warranty’s measurement and validation process.

Can One Side of a House Fade Differently?

Yes. Different elevations receive different amounts of sunlight, rain, shade, airborne contaminants, reflected heat, and weather exposure.

A west-facing wall may receive intense afternoon sun, while a north-facing wall remains cooler and may accumulate more organic staining. These exposure differences can affect appearance without proving that one elevation contains defective product.

Can New Replacement Panels Match Older ASCEND Exactly?

Not always. The warranty states that replacement parts or components will be supplied in the standard color available at that time. It also explains that a color variance may occur between a new replacement component and the original weather-exposed material, and that this variance does not automatically indicate a defect.⁵

This is why contractors and homeowners may choose to retain properly stored matching repair material after the original installation.

Can Dirt Be Mistaken for Fading?

Yes. Dirt, pollen, algae, mildew, atmospheric deposits, gutter runoff, and construction dust can change the apparent color of an exterior wall.

Before concluding that the cladding has faded, compare cleaned and uncleaned areas using the current ASCEND cleaning instructions. Do not use harsh chemicals, abrasive cleaners, solvents, or aggressive power washing, because improper cleaning can damage the surface and may affect warranty coverage.

Before Filing a Fade Claim:

Confirm the product profile, color, and installation date.
Inspect the wall for dirt, chalk, staining, mildew, or runoff.
Clean a small area using the approved method.
Photograph the wall in neutral daylight.
Compare elevations with similar exposure.
Preserve invoices, product labels, and installation records.
Submit the concern within the warranty’s required claim period.

Can Reflected Sunlight Affect Color or Appearance?

Localized heat from reflective glass, grills, heaters, exhausts, or other concentrated heat sources is different from ordinary sunlight exposure. The warranty excludes certain damage caused by localized heat sources that create excessive temperature differentials.⁶

Distortion, gloss changes, or discoloration confined to a small reflected-heat pattern should be investigated as a possible external heat condition rather than assumed to be ordinary fading.

Can ASCEND Be Painted After It Fades?

Do not paint, varnish, coat, or refinish ASCEND without written manufacturer authorization. The current warranty excludes products coated with substances that were not factory applied, except where the warranty expressly provides otherwise.⁷

Painting the product before a manufacturer review can alter evidence and may eliminate warranty options. Contact the ASCEND warranty department before modifying a questioned surface.

How Should Colors Be Selected?

Final color selections should be made using actual product samples rather than a website, phone screen, printed brochure, or computer rendering. ASCEND notes that color, texture, and grain can appear different depending on lighting, viewing angle, profile, orientation, and exposure.⁸

Better Color-Selection Process

Use current physical samples.
View samples outside in natural daylight.
Place them in the intended horizontal or vertical orientation.
Review them in morning, midday, and afternoon light.
Compare siding, trim, roofing, masonry, and window colors together.
Step back and view the combination from several angles.

Common Misstatements About ASCEND Fading

“ASCEND can never fade.”
“Dark colors will look exactly the same forever.”
“Any color variation is a manufacturing defect.”
“A photograph is enough to prove excessive fading.”
“Normal chalking or dirt is covered as fading.”
“A replacement panel will always match weathered material perfectly.”
“ASCEND can be painted whenever the homeowner wants.”
“Reflected-heat damage is the same as ordinary fading.”

A Clear Contractor Explanation

“ASCEND is manufactured with UV protection and integral weatherable pigments that provide strong fade resistance, including on dark colors. Like any exterior surface, it may show normal weathering over time. The written warranty separately defines excessive fading using an objective color-change measurement.”

The Bottom Line

ASCEND Composite Cladding is designed to resist fading. Its GP² compound includes titanium dioxide for ultraviolet protection and integral weatherable pigments that support color retention across both light and dark shades.

Slight weathering, dirt accumulation, chalking, exposure variation, or differences between new and older panels can occur without indicating a manufacturing defect.

The current warranty defines excessive fading as a color change greater than four Hunter Units of Delta E and provides potential remedies for validated claims, subject to all written warranty terms.

The disciplined answer is straightforward: ASCEND is fade resistant, not immune to every visible change. Sell the documented performance—not the impossible promise that an exterior color can never weather.

Your Local ASCEND Composite Cladding Distributor

Suburban Wholesale & Supply supports contractors, builders, architects, and remodelers throughout Eastern Iowa and Western Illinois with ASCEND Composite Cladding, physical color samples, technical literature, warranty resources, estimating assistance, and jobsite delivery.

Our team can help contractors and homeowners compare ASCEND colors outdoors, coordinate cladding and trim combinations, locate current warranty documents, and prepare a complete material package for the project.

Does ASCEND Fade? | Fade Resistance and Warranty Explained