Tools & Wizards About Us
raychemunderfloorheating.co.uk screenshot

Report Summary

  • 57

    Performance

    Renders faster than
    73% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

raychemunderfloorheating.co.uk

Raychem Underfloor Heating from Underfloor Heating Plus.

Page Load Speed

3 sec in total

First Response

815 ms

Resources Loaded

1.9 sec

Page Rendered

243 ms

raychemunderfloorheating.co.uk screenshot

About Website

Welcome to raychemunderfloorheating.co.uk homepage info - get ready to check Raychem Underfloor Heating best content right away, or after learning these important things about raychemunderfloorheating.co.uk

Underfloor Heating Plus are approved suppliers and installers of Devi & Raychem underfloor heating mats, cables and accessories. FREE delivery on products..

Visit raychemunderfloorheating.co.uk

Key Findings

We analyzed Raychemunderfloorheating.co.uk page load time and found that the first response time was 815 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

raychemunderfloorheating.co.uk performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

31/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

24/100

25%

SI (Speed Index)

Value4.5 s

72/100

10%

TBT (Total Blocking Time)

Value140 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.398

25/100

15%

TTI (Time to Interactive)

Value4.7 s

80/100

10%

Network Requests Diagram

raychemunderfloorheating.co.uk

815 ms

red.min.css

441 ms

style.css

183 ms

jquery.fancybox-1.3.4.min.css

186 ms

jquery.js

363 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 57% of them (17 requests) were addressed to the original Raychemunderfloorheating.co.uk, 33% (10 requests) were made to Underfloorheatingplus.com and 7% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (815 ms) belongs to the original domain Raychemunderfloorheating.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 302.5 kB (57%)

Content Size

529.6 kB

After Optimization

227.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Raychemunderfloorheating.co.uk main page is 529.6 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. 25% of websites need less resources to load. Javascripts take 224.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 26.7 kB

  • Original 33.3 kB
  • After minification 31.0 kB
  • After compression 6.6 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 26.7 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 731 B

  • Original 115.1 kB
  • After minification 114.4 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. Raychem Underfloor Heating images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 145.1 kB

  • Original 224.2 kB
  • After minification 224.2 kB
  • After compression 79.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 145.1 kB or 65% of the original size.

CSS Optimization

-83%

Potential reduce by 130.0 kB

  • Original 157.0 kB
  • After minification 155.0 kB
  • After compression 27.0 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. Raychemunderfloorheating.co.uk needs all CSS files to be minified and compressed as it can save up to 130.0 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (30%)

Requests Now

23

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Raychem Underfloor Heating. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

raychemunderfloorheating.co.uk

raychemunderfloorheating.co.uk

815 ms

red.min.css

red.min.css

441 ms

style.css

style.css

183 ms

jquery.fancybox-1.3.4.min.css

jquery.fancybox-1.3.4.min.css

186 ms

jquery.js

jquery.js

363 ms

jquery-migrate.min.js

jquery-migrate.min.js

183 ms

tc-scripts.min.js

tc-scripts.min.js

531 ms

comment-reply.min.js

comment-reply.min.js

195 ms

jquery.ui.core.min.js

jquery.ui.core.min.js

195 ms

modernizr.min.js

modernizr.min.js

196 ms

holder.min.js

holder.min.js

471 ms

T2-Quicknet2-237x300.jpg

T2-Quicknet2-237x300.jpg

272 ms

greenleaf2-300x300.jpg

greenleaf2-300x300.jpg

274 ms

T2-Red1.jpg

T2-Red1.jpg

282 ms

certified-english_90.gif

certified-english_90.gif

280 ms

Credit-cards-image-300x51.jpg

Credit-cards-image-300x51.jpg

274 ms

ufh-logo-with-line-raychem-website.jpg

ufh-logo-with-line-raychem-website.jpg

100 ms

tyco-underfloor-heating1-270x250.jpg

tyco-underfloor-heating1-270x250.jpg

223 ms

t2-red-on-spool1-cyclone-270x250.jpg

t2-red-on-spool1-cyclone-270x250.jpg

295 ms

raychem-t2-quicknet-no-therm-cyclone-262x300.jpg

raychem-t2-quicknet-no-therm-cyclone-262x300.jpg

294 ms

trustwave.jpg

trustwave.jpg

255 ms

analytics.js

analytics.js

49 ms

genericons-regular-webfont.woff

genericons-regular-webfont.woff

222 ms

collect

collect

36 ms

horizontal_solution_PP.gif

horizontal_solution_PP.gif

24 ms

T2-Quicknet2-237x300.jpg

T2-Quicknet2-237x300.jpg

462 ms

greenleaf2-300x300.jpg

greenleaf2-300x300.jpg

372 ms

Credit-cards-image-300x51.jpg

Credit-cards-image-300x51.jpg

369 ms

certified-english_90.gif

certified-english_90.gif

385 ms

T2-Red1.jpg

T2-Red1.jpg

383 ms

Accessibility Review

raychemunderfloorheating.co.uk accessibility score

85

Accessibility Issues

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

Buttons do not have an accessible name

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.

Best Practices

raychemunderfloorheating.co.uk best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

raychemunderfloorheating.co.uk SEO score

89

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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 Raychemunderfloorheating.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 Raychemunderfloorheating.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

raychemunderfloorheating.co.uk

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