Tools & Wizards About Us
cgsgasheating.co.uk screenshot

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

cgsgasheating.co.uk

Gas Services Winchmore Hill, Plumbing & Heating Coleshill, New Boiler Amersham

Page Load Speed

3.3 sec in total

First Response

642 ms

Resources Loaded

2.3 sec

Page Rendered

305 ms

cgsgasheating.co.uk screenshot

About Website

Visit cgsgasheating.co.uk now to see the best up-to-date Cgs Gas Heating content and also check out these interesting facts you probably never knew about cgsgasheating.co.uk

CGS Plumbing offers all domestic and business customer's gas services along with reliable boiler, heating and plumbing services in Winchmore Hill, Woodrow, Coleshill & Amersham.

Visit cgsgasheating.co.uk

Key Findings

We analyzed Cgsgasheating.co.uk page load time and found that the first response time was 642 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

cgsgasheating.co.uk performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

73/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value5.1 s

62/100

10%

TBT (Total Blocking Time)

Value210 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0.489

17/100

15%

TTI (Time to Interactive)

Value8.0 s

43/100

10%

Network Requests Diagram

cgsgasheating.co.uk

642 ms

styles.css

254 ms

bxslider.css

232 ms

menu.css

241 ms

responsive.css

225 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 80% of them (44 requests) were addressed to the original Cgsgasheating.co.uk, 7% (4 requests) were made to Maps.googleapis.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (942 ms) belongs to the original domain Cgsgasheating.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 74.9 kB (5%)

Content Size

1.5 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cgsgasheating.co.uk main page is 1.5 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. 25% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 11.5 kB

  • Original 15.9 kB
  • After minification 13.9 kB
  • After compression 4.4 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 2.0 kB, which is 13% 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 11.5 kB or 72% of the original size.

Image Optimization

-1%

Potential reduce by 14.3 kB

  • Original 1.2 MB
  • After minification 1.2 MB

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. Cgs Gas Heating images are well optimized though.

JavaScript Optimization

-23%

Potential reduce by 44.0 kB

  • Original 189.7 kB
  • After minification 189.6 kB
  • After compression 145.7 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 44.0 kB or 23% of the original size.

CSS Optimization

-37%

Potential reduce by 5.1 kB

  • Original 13.8 kB
  • After minification 13.8 kB
  • After compression 8.7 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. Cgsgasheating.co.uk needs all CSS files to be minified and compressed as it can save up to 5.1 kB or 37% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (31%)

Requests Now

49

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cgs Gas 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 10 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cgsgasheating.co.uk

cgsgasheating.co.uk

642 ms

styles.css

styles.css

254 ms

bxslider.css

bxslider.css

232 ms

menu.css

menu.css

241 ms

responsive.css

responsive.css

225 ms

fonts.css

fonts.css

222 ms

finance-.css

finance-.css

268 ms

finance-banner-.css

finance-banner-.css

342 ms

jquery.min.js

jquery.min.js

7 ms

bxslider.js

bxslider.js

463 ms

custom.js

custom.js

350 ms

menu.js

menu.js

354 ms

www.cgsgasheating.co.uk

www.cgsgasheating.co.uk

191 ms

analytics.js

analytics.js

119 ms

header-bg.png

header-bg.png

155 ms

gold_banner_365.jpg

gold_banner_365.jpg

269 ms

embed

embed

317 ms

logo.png

logo.png

392 ms

phone-top.png

phone-top.png

150 ms

worcester-logo.png

worcester-logo.png

152 ms

icon_plus.png

icon_plus.png

151 ms

home-banner1.png

home-banner1.png

646 ms

home-banner2.png

home-banner2.png

927 ms

box1.png

box1.png

267 ms

box2.png

box2.png

421 ms

box3.png

box3.png

262 ms

box4.png

box4.png

387 ms

home1.png

home1.png

469 ms

dots.png

dots.png

494 ms

logo1.png

logo1.png

489 ms

logo2.png

logo2.png

504 ms

logo4.png

logo4.png

569 ms

offers-bg.png

offers-bg.png

802 ms

arrow.png

arrow.png

613 ms

Novuna.png

Novuna.png

654 ms

map.png

map.png

668 ms

phone.png

phone.png

708 ms

facebook.png

facebook.png

731 ms

google-plus.png

google-plus.png

738 ms

twitter.png

twitter.png

759 ms

you-tube.png

you-tube.png

818 ms

icon_top.png

icon_top.png

816 ms

Montserrat-Regular.woff

Montserrat-Regular.woff

912 ms

eurostile.woff

eurostile.woff

933 ms

Montserrat%20Bold.woff

Montserrat%20Bold.woff

930 ms

Montserrat-Light.woff

Montserrat-Light.woff

942 ms

collect

collect

15 ms

js

js

73 ms

gold_banner_365.jpg

gold_banner_365.jpg

515 ms

js

js

39 ms

search.js

search.js

10 ms

geometry.js

geometry.js

12 ms

main.js

main.js

21 ms

www.cgsgasheating.co.uk

www.cgsgasheating.co.uk

85 ms

www.cgsgasheating.co.uk

www.cgsgasheating.co.uk

148 ms

Accessibility Review

cgsgasheating.co.uk accessibility score

67

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

cgsgasheating.co.uk best practices score

58

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

High

Browser errors were logged to the console

SEO Factors

cgsgasheating.co.uk SEO score

81

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

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cgsgasheating.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Cgsgasheating.co.uk main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

cgsgasheating.co.uk

Open Graph description is not detected on the main page of Cgs Gas Heating. 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: