5.6 sec in total
229 ms
4.6 sec
741 ms
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Visit centralheating.comWe analyzed Centralheating.com page load time and found that the first response time was 229 ms and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
centralheating.com performance score
name
value
score
weighting
Value5.1 s
9/100
10%
Value7.7 s
3/100
25%
Value6.9 s
33/100
10%
Value1,720 ms
11/100
30%
Value0.053
98/100
15%
Value12.8 s
13/100
10%
229 ms
436 ms
101 ms
210 ms
345 ms
Our browser made a total of 78 requests to load all elements on the main page. We found that 78% of them (61 requests) were addressed to the original Centralheating.com, 5% (4 requests) were made to Google.com and 4% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Centralheating.com.
Page size can be reduced by 292.3 kB (12%)
2.5 MB
2.2 MB
In fact, the total size of Centralheating.com main page is 2.5 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. 60% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.
Potential reduce by 93.3 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 93.3 kB or 84% of the original size.
Potential reduce by 77.7 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. Centralheating images are well optimized though.
Potential reduce by 60.7 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 60.7 kB or 15% of the original size.
Potential reduce by 60.6 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. Centralheating.com needs all CSS files to be minified and compressed as it can save up to 60.6 kB or 26% of the original size.
Number of requests can be reduced by 56 (75%)
75
19
The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centralheating. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 33 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.
centralheating.com
229 ms
www.centralheating.com
436 ms
formcraft-common.css
101 ms
form.css
210 ms
base.css
345 ms
auxin-icon.css
260 ms
main.css
565 ms
elementor-icons.min.css
300 ms
frontend.min.css
378 ms
swiper.min.css
338 ms
post-24993.css
351 ms
elementor.css
405 ms
elementor-widgets.css
424 ms
mediaelementplayer-legacy.min.css
433 ms
wp-mediaelement.min.css
439 ms
post-32220.css
468 ms
css
30 ms
custom.css
507 ms
go-pricing.css
519 ms
post-24996.css
520 ms
post-30500.css
529 ms
css
41 ms
jquery.min.js
613 ms
jquery-migrate.min.js
613 ms
widgets.js
607 ms
modernizr-custom.min.js
626 ms
js
59 ms
js
101 ms
imagesloaded.min.js
699 ms
masonry.min.js
759 ms
plugins.min.js
1045 ms
scripts.min.js
879 ms
widgets.js
822 ms
mediaelement-and-player.min.js
880 ms
mediaelement-migrate.min.js
822 ms
wp-mediaelement.min.js
822 ms
plugins.min.js
905 ms
scripts.js
904 ms
jquery-numerator.min.js
904 ms
pro-tools.js
914 ms
custom.js
929 ms
webpack.runtime.min.js
993 ms
frontend-modules.min.js
937 ms
waypoints.min.js
792 ms
core.min.js
757 ms
frontend.min.js
796 ms
underscore.min.js
760 ms
wp-util.min.js
745 ms
frontend.min.js
756 ms
analytics.js
205 ms
gtm.js
147 ms
fbevents.js
148 ms
logos-05.svg
430 ms
Mobile-logo-01.svg
435 ms
Graphics.svg
556 ms
Graphics-04.svg
490 ms
Graphics-03.svg
487 ms
Graphics-02.svg
492 ms
Woman-in-kitchen-using-Ideal-boiler.png
2618 ms
Ideal-logic-c30-35-shadow.png
537 ms
Graphics-20.svg
617 ms
Graphics-21.svg
618 ms
Lyric-t6-2-e1633696065959.png
819 ms
Graphics-18.png
803 ms
brands-03.svg
659 ms
Visa-card-dark@2x.png
668 ms
AmericanExpress-dark@2x.png
673 ms
MasterCard-dark@2x.png
713 ms
127 ms
111 ms
112 ms
collect
14 ms
37 ms
collect
33 ms
32 ms
17 ms
19 ms
ga-audiences
17 ms
centralheating.com 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.
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
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
centralheating.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
centralheating.com SEO score
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Centralheating.com 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 Centralheating.com 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.
centralheating.com
Open Graph data is detected on the main page of Centralheating. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: