5 sec in total
793 ms
3.8 sec
385 ms
Click here to check amazing Jbgas Heating content. Otherwise, check out these important facts you probably never knew about jbgasheating.co.uk
London's No 1 boiler repair engineers. Fast, trusted and reliable. Local London plumbers who are specialists in quick response plumbing services, heating services, boiler repairs, boiler installa...
Visit jbgasheating.co.ukWe analyzed Jbgasheating.co.uk page load time and found that the first response time was 793 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
jbgasheating.co.uk performance score
name
value
score
weighting
Value3.6 s
33/100
10%
Value4.4 s
40/100
25%
Value5.6 s
53/100
10%
Value180 ms
91/100
30%
Value0.002
100/100
15%
Value6.0 s
64/100
10%
793 ms
112 ms
229 ms
422 ms
309 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 89% of them (58 requests) were addressed to the original Jbgasheating.co.uk, 6% (4 requests) were made to Fonts.gstatic.com and 5% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (834 ms) belongs to the original domain Jbgasheating.co.uk.
Page size can be reduced by 159.9 kB (12%)
1.3 MB
1.2 MB
In fact, the total size of Jbgasheating.co.uk main page is 1.3 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. 50% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.
Potential reduce by 63.2 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 63.2 kB or 81% of the original size.
Potential reduce by 35.0 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. Jbgas Heating images are well optimized though.
Potential reduce by 16.0 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 16.0 kB or 15% of the original size.
Potential reduce by 45.8 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. Jbgasheating.co.uk needs all CSS files to be minified and compressed as it can save up to 45.8 kB or 42% of the original size.
Number of requests can be reduced by 22 (39%)
57
35
The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jbgas 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 23 to 1 for CSS and as a result speed up the page load time.
jbgasheating.co.uk
793 ms
styles.css
112 ms
frontend.css
229 ms
animate.css
422 ms
lsow-frontend.css
309 ms
icomoon.css
319 ms
front-flex.min.css
316 ms
style.css
317 ms
sow-button-atom-4a75a8acc3b6.css
339 ms
sow-image-default-bd5cd9da0588.css
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flexslider.css
435 ms
style.css
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style.css
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lsow-button-default-4d29a75dff02.css
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style.css
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sow-post-carousel-default-8538095d9ce4.css
526 ms
css
30 ms
style.css
688 ms
css
41 ms
supercarousel.css
548 ms
prettyPhoto.css
545 ms
css
46 ms
gfstylespro.min.css
596 ms
sp_flat.min.css
626 ms
2is9g.js
822 ms
2is9g.js
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Logo-3.png
187 ms
slider-5-480x165.jpg
187 ms
slider-3-480x165.jpg
186 ms
blank.gif
188 ms
miscellaneous_sprite.png
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winter-1-360x204.jpg
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boiler-360x204.jpg
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slider-5-1920x580.jpg
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slider-3-1920x580.jpg
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memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf
52 ms
memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf
62 ms
fontawesome-webfont.woff
497 ms
KFOmCnqEu92Fr1Me5Q.ttf
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KFOlCnqEu92Fr1MmWUlfBBc9.ttf
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icomoon.ttf
307 ms
carousel-arrows.woff
290 ms
3-1.jpg
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13.jpg
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10-1.jpg
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5-1.jpg
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1-1.jpg
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slider-4-1920x580.jpg
602 ms
jbgasheating.co.uk accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Image elements do not have [alt] attributes
Links do not have a discernible name
jbgasheating.co.uk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
jbgasheating.co.uk SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jbgasheating.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 Jbgasheating.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.
jbgasheating.co.uk
Open Graph description is not detected on the main page of Jbgas 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: