Case StudyConstruction & Home Services5 Weeks

Improving Accessibility for a Residential & Commercial Roofing Contractor

A regional roofing contractor specializing in residential roofing, commercial roofing, roof repairs, replacements, gutters, and siding wanted to ensure its website delivered an accessible experience for every visitor. Since homeowners and businesses rely on the website to request inspections, learn about roofing solutions, and contact the company, accessibility became an important part of improving customer engagement and digital inclusivity.

96%
Issues resolved
77% → 98%
WCAG score
100% fixed
Color contrast
Client Snapshot

Construction & Home Services — confidential client.

A regional roofing contractor specializing in residential roofing, commercial roofing, roof repairs, replacements, gutters, and siding wanted to ensure its website delivered an accessible experience for every visitor. Since homeowners and businesses rely on the website to request inspections, learn about roofing solutions, and contact the company, accessibility became an important part of improving customer engagement and digital inclusivity.

The Challenge

9 accessibility barriers that needed addressing.

Alternative text for project photos and service imagery

Form labels, instructions, and validation messages

Keyboard navigation throughout the website

Heading hierarchy and semantic page structure

Color contrast for text, buttons, and call-to-action elements

Focus visibility for keyboard users

Screen reader compatibility

Accessible navigation menus

Descriptive links and button labels

Our Approach

Structured engineering, not a one-time scan.

1

Comprehensive Accessibility Assessment

Zylyn conducted a comprehensive accessibility assessment using automated scanning combined with expert manual testing in accordance with WCAG 2.2 guidelines. The assessment included the home page, residential and commercial roofing pages, gutter and siding service pages, contact and estimate request forms, project gallery, navigation menus, and interactive website components.

2

Prioritized Remediation Guidance

Every accessibility finding included a WCAG Success Criterion reference, severity classification, user and business impact, recommended remediation, and developer-ready implementation guidance — enabling the team to prioritize high-impact improvements while streamlining remediation.

3

Accessibility Validation

Following remediation, Zylyn conducted validation testing to verify that identified accessibility issues had been successfully resolved and that no new barriers had been introduced.

Three-tool audit methodology

  • Google Lighthouse — structural and performance signals
  • WAVE — visual contrast and form label detection
  • axe-core scanner — precise WCAG criterion mapping

Violation tracker

Every issue mapped to its WCAG criterion, severity, and exact fix — turning accessibility barriers into a prioritised, manageable remediation backlog.

Verified results

An independent re-scan across multiple tools confirmed every remediation held. Each fix was verified against its WCAG criterion before being marked closed.

The Results

The numbers tell the story.

Measurable improvements across every key accessibility metric.

MetricImprovement
Critical accessibility issues resolved96%
WCAG compliance scoreIncreased from 77% to 98%
Keyboard navigation issuesReduced by 94%
Contact form accessibilityImproved by 96%
Color contrast issues resolved100%
Screen reader compatibility improvements93%
Business Impact

Beyond a passing score.

Improved Customer Experience

  • Request free roof inspections and estimates without barriers
  • Browse residential and commercial roofing services using assistive technologies
  • Submit online inquiries and navigate project galleries with ease
  • Use keyboard-only navigation throughout the site

Increased Digital Accessibility

  • More inclusive experience for homeowners, property managers, and commercial customers
  • Equal access to roofing information and services
Key Outcomes

What was achieved.

Significant reduction in accessibility barriers

Improved online quote request experience

Enhanced usability for keyboard and screen reader users

Stronger alignment with WCAG 2.2 accessibility guidelines

Faster identification and resolution of accessibility issues

More inclusive digital experience for residential and commercial customers

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