Case study · Design & Development

Mobility Equipment

A design and build for a stair lift dealer, structured around one conversion: the free in-home assessment.

Built for SLC Stair Lifts, a Salt Lake City stair lift dealer serving the Wasatch Front since 1991. Live site

slcstairlifts.com

Scores

Tested Oct 20, 2026 · PageSpeed Insights API, mobile and desktop

Current scores

Performance

mobile

Performance

desktop

Accessibility

desktop

Best Practices

desktop

SEO

desktop

Core Web Vitals, mobile

Lab data · Lighthouse

LCPNeeds improvement

Largest Contentful Paint

3.3 s

Good ≤ 2.5 s

TBTGood

Total Blocking Time

0 ms

Good ≤ 200 ms · lab stand-in for INP

CLSGood

Cumulative Layout Shift

0.023

Good ≤ 0.1

This site doesn't yet have enough traffic for Chrome UX Report field data, so these are lab values from a simulated mobile run. INP needs real users; Total Blocking Time is the lab measure that tracks it.

Mobile performance over time

Go-live

Before rebuild ·

Weekly measurement for this site starts shortly; scores appear here as they accumulate.

What's in it

DeliverablesCRO CopyCRO CopyFigma designFigma designSchema markupSchema markupTechnical SEOTechnical SEO

Integrations

ComplianceWCAG 2.1 AA auditWCAG 2.1 AA audit

What was built

What made it fast

The decisions behind the scores. Written for the next developer.

Where the points went

Same page, same trackers, five configurations.

Mobile performance by configuration

Shipped

Dashed line: 90, the bottom of Lighthouse's green band.

Accessibility

Who runs it now

Don't take our word for it

Verify it yourself

PageSpeed Insights is Google's free, public test. Expect the numbers above, give or take a point or two between runs.

Run slcstairlifts.com through PageSpeed Insightspagespeed.web.dev/analysis?url=slcstairlifts.com