Tools & Wizards About Us
celsiusair.co.uk screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

celsiusair.co.uk

Air Conditioning Manchester | Domestic & Commercial | Celsius Air

Page Load Speed

3.7 sec in total

First Response

623 ms

Resources Loaded

2.7 sec

Page Rendered

446 ms

celsiusair.co.uk screenshot

About Website

Visit celsiusair.co.uk now to see the best up-to-date Celsius Air content and also check out these interesting facts you probably never knew about celsiusair.co.uk

Celsius Air are Manchester based Domestic & Commercial Air Conditioning Experts. Contact us today for a survey or quote on 01706 367 500.

Visit celsiusair.co.uk

Key Findings

We analyzed Celsiusair.co.uk page load time and found that the first response time was 623 ms and then it took 3.1 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

celsiusair.co.uk performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value12.9 s

0/100

25%

SI (Speed Index)

Value10.5 s

7/100

10%

TBT (Total Blocking Time)

Value580 ms

51/100

30%

CLS (Cumulative Layout Shift)

Value0.14

79/100

15%

TTI (Time to Interactive)

Value12.6 s

14/100

10%

Network Requests Diagram

www.celsiusair.co.uk

623 ms

ecd838fd-3be1-498c-82f2-3f3592902eb5.css

54 ms

20064317-93d4-4369-bef9-3e05386eeca9.js

254 ms

b50e6f4d-44bd-4998-ae3e-3d2f9c7b965e.js

90 ms

c15716c8-3b33-440d-82e0-7e65535e2cc3.js

56 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 17% of them (11 requests) were addressed to the original Celsiusair.co.uk, 31% (20 requests) were made to Fonts.gstatic.com and 28% (18 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (724 ms) belongs to the original domain Celsiusair.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 261.6 kB (25%)

Content Size

1.0 MB

After Optimization

772.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Celsiusair.co.uk main page is 1.0 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 567.2 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 228.3 kB

  • Original 268.2 kB
  • After minification 264.3 kB
  • After compression 39.9 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 228.3 kB or 85% of the original size.

Image Optimization

-3%

Potential reduce by 15.4 kB

  • Original 567.2 kB
  • After minification 551.7 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. Celsius Air images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 16.5 kB

  • Original 189.2 kB
  • After minification 189.2 kB
  • After compression 172.7 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

-15%

Potential reduce by 1.4 kB

  • Original 9.4 kB
  • After minification 9.4 kB
  • After compression 8.0 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. Celsiusair.co.uk needs all CSS files to be minified and compressed as it can save up to 1.4 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (67%)

Requests Now

42

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Celsius Air. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.celsiusair.co.uk

www.celsiusair.co.uk

623 ms

ecd838fd-3be1-498c-82f2-3f3592902eb5.css

ecd838fd-3be1-498c-82f2-3f3592902eb5.css

54 ms

20064317-93d4-4369-bef9-3e05386eeca9.js

20064317-93d4-4369-bef9-3e05386eeca9.js

254 ms

b50e6f4d-44bd-4998-ae3e-3d2f9c7b965e.js

b50e6f4d-44bd-4998-ae3e-3d2f9c7b965e.js

90 ms

c15716c8-3b33-440d-82e0-7e65535e2cc3.js

c15716c8-3b33-440d-82e0-7e65535e2cc3.js

56 ms

et-core-unified-24.min.css

et-core-unified-24.min.css

103 ms

widgets.js

widgets.js

24 ms

7f6ffb08-633f-42cc-94dd-b2893192334d.css

7f6ffb08-633f-42cc-94dd-b2893192334d.css

147 ms

scripts.min.js

scripts.min.js

372 ms

5c718d9b-38e1-46f0-8443-f48e48b0ca08.js

5c718d9b-38e1-46f0-8443-f48e48b0ca08.js

192 ms

30a3fa2f-4d14-411d-9bf7-334875a4edda.js

30a3fa2f-4d14-411d-9bf7-334875a4edda.js

182 ms

cb43cd9a-f080-4f90-b652-869b7dc218d3.js

cb43cd9a-f080-4f90-b652-869b7dc218d3.js

177 ms

5440aca2-dad9-4894-8bc4-85a563a11da5.js

5440aca2-dad9-4894-8bc4-85a563a11da5.js

244 ms

0de231b8-3283-47b3-96d9-7522bf2a7c27.js

0de231b8-3283-47b3-96d9-7522bf2a7c27.js

186 ms

72167e84-0fc1-41cc-b6c8-c8c7d84e9da9.js

72167e84-0fc1-41cc-b6c8-c8c7d84e9da9.js

373 ms

bfba2677-8d59-403f-b353-45e204303e8a.js

bfba2677-8d59-403f-b353-45e204303e8a.js

371 ms

9372dd66-fff4-4ebe-a7a5-3b9f3f190dd3.js

9372dd66-fff4-4ebe-a7a5-3b9f3f190dd3.js

370 ms

office-air-conditioning1.jpeg

office-air-conditioning1.jpeg

724 ms

air-conditioing-maintenance1.jpeg

air-conditioing-maintenance1.jpeg

506 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4uaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4uaVQ.woff

247 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4uaVc.ttf

262 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4uaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4uaVQ.woff

263 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4uaVc.ttf

295 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4uaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4uaVQ.woff

293 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4uaVc.ttf

294 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVQ.woff

294 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVc.ttf

293 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4uaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4uaVQ.woff

337 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4uaVc.ttf

337 ms

modules.ttf

modules.ttf

461 ms

S6u9w4BMUTPHh50XSwaPHw.woff

S6u9w4BMUTPHh50XSwaPHw.woff

336 ms

S6u9w4BMUTPHh50XSwaPHA.ttf

S6u9w4BMUTPHh50XSwaPHA.ttf

336 ms

S6u9w4BMUTPHh6UVSwaPHw.woff

S6u9w4BMUTPHh6UVSwaPHw.woff

336 ms

S6u9w4BMUTPHh6UVSwaPHA.ttf

S6u9w4BMUTPHh6UVSwaPHA.ttf

332 ms

S6uyw4BMUTPHjxAwWA.woff

S6uyw4BMUTPHjxAwWA.woff

339 ms

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340 ms

S6u9w4BMUTPHh7USSwaPHw.woff

S6u9w4BMUTPHh7USSwaPHw.woff

340 ms

S6u9w4BMUTPHh7USSwaPHA.ttf

S6u9w4BMUTPHh7USSwaPHA.ttf

340 ms

S6u8w4BMUTPHh30AUi-s.woff

S6u8w4BMUTPHh30AUi-s.woff

338 ms

S6u8w4BMUTPHh30AUi-v.ttf

S6u8w4BMUTPHh30AUi-v.ttf

337 ms

celsius-air-conditioning-logo2.png

celsius-air-conditioning-logo2.png

587 ms

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

widget_iframe.2f70fb173b9000da126c79afe2098f02.html

167 ms

settings

settings

139 ms

air-conditioning-maintenance.png

air-conditioning-maintenance.png

150 ms

air-conditioning-mitsubishi-ecodan-1.png

air-conditioning-mitsubishi-ecodan-1.png

264 ms

unicoair_62621__012.jpg

unicoair_62621__012.jpg

264 ms

air-conditioning-maintenance2-1.jpeg

air-conditioning-maintenance2-1.jpeg

395 ms

timeline.e108540dddc96e4b707f5cf259a582d7.js

timeline.e108540dddc96e4b707f5cf259a582d7.js

4 ms

CelsiusAir

CelsiusAir

65 ms

polyfills-a40ef1678bae11e696dba45124eadd70.js

polyfills-a40ef1678bae11e696dba45124eadd70.js

4 ms

runtime-b1c52fd0a13ead5fcf6b.js

runtime-b1c52fd0a13ead5fcf6b.js

32 ms

modules-96ebc7ac3ad66d681a3d.js

modules-96ebc7ac3ad66d681a3d.js

40 ms

main-babd9234dc048fb47339.js

main-babd9234dc048fb47339.js

35 ms

_app-a9c9f1a99e4414675fb1.js

_app-a9c9f1a99e4414675fb1.js

37 ms

%5BscreenName%5D-0517bdda27d5006a5a2d.js

%5BscreenName%5D-0517bdda27d5006a5a2d.js

37 ms

_buildManifest.js

_buildManifest.js

90 ms

_ssgManifest.js

_ssgManifest.js

90 ms

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8526.0c32a8f0cfc5749221a3.js

24 ms

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25 ms

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13 ms

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11 ms

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31 ms

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5893.d500bd2a89ded806aa73.js

10 ms

Accessibility Review

celsiusair.co.uk accessibility score

81

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

celsiusair.co.uk best practices score

92

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

Page has valid source maps

SEO Factors

celsiusair.co.uk SEO score

86

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

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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

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 Celsiusair.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 Celsiusair.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

celsiusair.co.uk

Open Graph data is detected on the main page of Celsius Air. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: