4.8 sec in total
327 ms
4.1 sec
377 ms
Welcome to heatingandventilating.net homepage info - get ready to check Heating And Ventilating best content for United Kingdom right away, or after learning these important things about heatingandventilating.net
Visit heatingandventilating.netWe analyzed Heatingandventilating.net page load time and found that the first response time was 327 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster. This domain responded with an error, which can significantly jeopardize Heatingandventilating.net rating and web reputation
heatingandventilating.net performance score
name
value
score
weighting
Value5.6 s
5/100
10%
Value19.1 s
0/100
25%
Value8.4 s
19/100
10%
Value220 ms
88/100
30%
Value0.132
81/100
15%
Value12.6 s
14/100
10%
327 ms
656 ms
18 ms
432 ms
20 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 58% of them (40 requests) were addressed to the original Heatingandventilating.net, 12% (8 requests) were made to Google-analytics.com and 7% (5 requests) were made to Pbs.twimg.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Heatingandventilating.net.
Page size can be reduced by 1.1 MB (25%)
4.3 MB
3.2 MB
In fact, the total size of Heatingandventilating.net main page is 4.3 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. 60% of websites need less resources to load. Images take 3.3 MB which makes up the majority of the site volume.
Potential reduce by 56.0 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 56.0 kB or 66% of the original size.
Potential reduce by 240.9 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. Heating And Ventilating images are well optimized though.
Potential reduce by 523.4 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 523.4 kB or 83% of the original size.
Potential reduce by 234.1 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. Heatingandventilating.net needs all CSS files to be minified and compressed as it can save up to 234.1 kB or 87% of the original size.
Number of requests can be reduced by 34 (55%)
62
28
The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Heating And Ventilating. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
heatingandventilating.net
327 ms
www.heatingandventilating.net
656 ms
jquery-ui.css
18 ms
csshandler.ashx
432 ms
jquery.min.js
20 ms
jquery-migrate1-0-0.js
251 ms
jquery-ui.min.js
24 ms
jquery.nivo.slider.pack.js
192 ms
nivo-slider.css
168 ms
Default.css
171 ms
css
32 ms
cookieControl-4.1.min.js
231 ms
WebResource.axd
181 ms
prototype.ashx
186 ms
core.ashx
206 ms
converter.ashx
245 ms
COLModules_col_article_search_small,App_Web_m4ps3lqg.ashx
299 ms
script.js
280 ms
script.responsive.js
278 ms
ScriptResource.axd
531 ms
stylesearch.css
324 ms
mojosuperfish.js
348 ms
script.leadboxer.com
98 ms
wilo_banner.jpg
174 ms
HVR-masthead.jpg
102 ms
_cover.jpg
182 ms
stokvis-sp_banner.gif
182 ms
which-room-125p_banner.gif
182 ms
95916_medium.jpg
321 ms
192-energy-loop-animation_medium.jpg
215 ms
112.jpg
317 ms
337.jpg
319 ms
309.png
2783 ms
read-the-latest-hvr-digital-ed_banner.jpg
317 ms
marflow_picv_training_125x250__banner.gif
321 ms
phex_banner.gif
463 ms
event-list-item.png
467 ms
mostread.png
461 ms
cJZKeOuBrn4kERxqtaUH3T8E0i7KZn-EPnyo3HZu7kw.woff
12 ms
MTP_ySUJH_bn48VBG8sNSnhCUOGz7vYGh680lGh-uXM.woff
13 ms
EInbV5DfGHOiMmvb1Xr-hnhCUOGz7vYGh680lGh-uXM.woff
14 ms
lnkdn.png
314 ms
twt.png
318 ms
search_btn.png
326 ms
search-bg.png
325 ms
search-left-bg.png
356 ms
search_arrow.png
357 ms
widgets.js
93 ms
ga.js
81 ms
log01.leadboxer.com
320 ms
arrows-ffffff.png
200 ms
timeline.d11f7a3b3287fb94220e8ee6d03cc772.js
113 ms
__utm.gif
91 ms
__utm.gif
26 ms
__utm.gif
27 ms
__utm.gif
26 ms
__utm.gif
29 ms
__utm.gif
29 ms
__utm.gif
28 ms
syndication
78 ms
460722675212488704
144 ms
timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css
2 ms
timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css
4 ms
hvrtwitterlogo_normal.jpg
103 ms
KZ_vS1O-_normal.jpg
103 ms
FdOU1R22_normal.png
103 ms
CdhgxtcWAAAHWPI.jpg:small
104 ms
CdhfsFdWoAAI0qb.jpg:small
104 ms
jot
24 ms
heatingandventilating.net accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
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
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.
heatingandventilating.net 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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
heatingandventilating.net 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
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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 Heatingandventilating.net 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 Heatingandventilating.net 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.
heatingandventilating.net
Open Graph description is not detected on the main page of Heating And Ventilating. 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: