Tools & Wizards About Us

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

ac-one.co.uk

AC One Air Conditioning & Refrigeration Tools and Materials

Page Load Speed

3.8 sec in total

First Response

808 ms

Resources Loaded

1.8 sec

Page Rendered

1.2 sec

About Website

Welcome to ac-one.co.uk homepage info - get ready to check AC One best content for United Kingdom right away, or after learning these important things about ac-one.co.uk

Air Conditioning tools and materials to order online or by phone for next day delivery. Stockists of Aspen, Lawton Tube, Javac, Fieldpiece, ITE, OBO, Yellow Jacket, Floplast, Unitrunk and more

Visit ac-one.co.uk

Key Findings

We analyzed Ac-one.co.uk page load time and found that the first response time was 808 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

ac-one.co.uk performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value810 ms

36/100

30%

CLS (Cumulative Layout Shift)

Value0.115

86/100

15%

TTI (Time to Interactive)

Value11.7 s

17/100

10%

Network Requests Diagram

www.ac-one.co.uk

808 ms

splide.min.css

66 ms

base.css

46 ms

buttons.css

51 ms

style.css

56 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Ac-one.co.uk, 20% (11 requests) were made to 28.cdn.ekm.net and 16% (9 requests) were made to Files.ekmcdn.com. The less responsive or slowest element that took the longest time to load (808 ms) belongs to the original domain Ac-one.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 146.8 kB (21%)

Content Size

703.4 kB

After Optimization

556.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ac-one.co.uk main page is 703.4 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Images take 318.3 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 138.8 kB

  • Original 166.6 kB
  • After minification 140.7 kB
  • After compression 27.8 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 25.9 kB, which is 16% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 138.8 kB or 83% of the original size.

Image Optimization

-1%

Potential reduce by 3.0 kB

  • Original 318.3 kB
  • After minification 315.2 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. AC One images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 1.3 kB

  • Original 144.8 kB
  • After minification 144.8 kB
  • After compression 143.5 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-5%

Potential reduce by 3.6 kB

  • Original 73.8 kB
  • After minification 73.6 kB
  • After compression 70.2 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Ac-one.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 37 (74%)

Requests Now

50

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of AC One. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

ac-one.co.uk accessibility score

91

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

ac-one.co.uk best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

ac-one.co.uk SEO score

92

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ac-one.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Ac-one.co.uk main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph description is not detected on the main page of AC One. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: