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puravent.co.uk screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

puravent.co.uk

Air Treatment - Industrial and Commercial HVAC Solutions | Industrial | Commercial

Page Load Speed

5.5 sec in total

First Response

843 ms

Resources Loaded

3.7 sec

Page Rendered

943 ms

puravent.co.uk screenshot

About Website

Welcome to puravent.co.uk homepage info - get ready to check Puravent best content for United Kingdom right away, or after learning these important things about puravent.co.uk

Air Purification, Heating and Cooling Specialists.

Visit puravent.co.uk

Key Findings

We analyzed Puravent.co.uk page load time and found that the first response time was 843 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

puravent.co.uk performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value20.1 s

0/100

25%

SI (Speed Index)

Value11.1 s

6/100

10%

TBT (Total Blocking Time)

Value5,170 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value23.6 s

1/100

10%

Network Requests Diagram

www.puravent.co.uk

843 ms

34f801ffbecc164920f23f834f6f4bbc.min.css

92 ms

styles-l.min.css

36 ms

33a095d9c428237d0ed477dcf2d0fc82.min.js

88 ms

css

89 ms

Our browser made a total of 318 requests to load all elements on the main page. We found that 92% of them (292 requests) were addressed to the original Puravent.co.uk, 3% (9 requests) were made to Fonts.gstatic.com and 3% (8 requests) were made to Embed.tawk.to. The less responsive or slowest element that took the longest time to load (843 ms) belongs to the original domain Puravent.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 567.4 kB (15%)

Content Size

3.9 MB

After Optimization

3.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Puravent.co.uk main page is 3.9 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. Only a small number of websites need less resources to load. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 485.4 kB

  • Original 537.4 kB
  • After minification 508.4 kB
  • After compression 52.0 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 485.4 kB or 90% of the original size.

Image Optimization

-2%

Potential reduce by 46.3 kB

  • Original 2.2 MB
  • After minification 2.2 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. Puravent images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 30.0 kB

  • Original 855.3 kB
  • After minification 855.3 kB
  • After compression 825.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-2%

Potential reduce by 5.6 kB

  • Original 262.3 kB
  • After minification 262.3 kB
  • After compression 256.7 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. Puravent.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 226 (75%)

Requests Now

301

After Optimization

75

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 301 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Puravent. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 215 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.puravent.co.uk

www.puravent.co.uk

843 ms

34f801ffbecc164920f23f834f6f4bbc.min.css

34f801ffbecc164920f23f834f6f4bbc.min.css

92 ms

styles-l.min.css

styles-l.min.css

36 ms

33a095d9c428237d0ed477dcf2d0fc82.min.js

33a095d9c428237d0ed477dcf2d0fc82.min.js

88 ms

css

css

89 ms

js

js

222 ms

email-decode.min.js

email-decode.min.js

22 ms

1h9qkeme1

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359 ms

puravent_corp_nostrap.png

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175 ms

cart-ico.svg

cart-ico.svg

175 ms

myaccount-ico.svg

myaccount-ico.svg

176 ms

air-curtains-icon-puravent1.png

air-curtains-icon-puravent1.png

174 ms

air-purifiers-icon-puravent.png

air-purifiers-icon-puravent.png

174 ms

cooling-icon-puravent.png

cooling-icon-puravent.png

221 ms

dehumidifiers-icon-puravent.png

dehumidifiers-icon-puravent.png

222 ms

fans-icon-puravent.png

fans-icon-puravent.png

219 ms

heating-icon-puravent.png

heating-icon-puravent.png

221 ms

Bench_heater_1_2.JPG

Bench_heater_1_2.JPG

219 ms

heat-recovery-icon-puravent_1.png

heat-recovery-icon-puravent_1.png

219 ms

ventilation-icon-puravent.png

ventilation-icon-puravent.png

226 ms

air-curtains-icon-puravent.png

air-curtains-icon-puravent.png

225 ms

calculator.svg

calculator.svg

224 ms

air-purifiers-icon-puravent.png

air-purifiers-icon-puravent.png

224 ms

cooling-icon-puravent.png

cooling-icon-puravent.png

225 ms

dehumidifiers-icon-puravent.png

dehumidifiers-icon-puravent.png

225 ms

fans-icon-puravent.png

fans-icon-puravent.png

298 ms

heating-icon-puravent.png

heating-icon-puravent.png

301 ms

heat-recovery-icon-puravent_1.png

heat-recovery-icon-puravent_1.png

301 ms

ventilation-icon-puravent.png

ventilation-icon-puravent.png

438 ms

heating-icon-puravent.png

heating-icon-puravent.png

298 ms

ventilation-icon-puravent.png

ventilation-icon-puravent.png

300 ms

cooling-icon-puravent.png

cooling-icon-puravent.png

346 ms

dehumidifiers-icon-puravent.png

dehumidifiers-icon-puravent.png

346 ms

air-purifiers-icon-puravent.png

air-purifiers-icon-puravent.png

344 ms

fans-icon-puravent.png

fans-icon-puravent.png

345 ms

air-curtains-icon-puravent.png

air-curtains-icon-puravent.png

344 ms

heat-recovery-icon-puravent_1_1.png

heat-recovery-icon-puravent_1_1.png

430 ms

api.js

api.js

267 ms

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puravent-homepage-banner-pipes-option2.jpg

400 ms

mail-touch-ico.svg

mail-touch-ico.svg

398 ms

Path-3432_1_1_1.png

Path-3432_1_1_1.png

396 ms

DC_Aircube_mobile_air_cleaner.jpg

DC_Aircube_mobile_air_cleaner.jpg

396 ms

Cooling_1.png

Cooling_1.png

402 ms

Dehumidifiers_4.png

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404 ms

jquery.mobile.custom.min.js

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398 ms

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282 ms

common.min.js

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267 ms

dataPost.min.js

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269 ms

bootstrap.min.js

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267 ms

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269 ms

translate-inline.min.js

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229 ms

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224 ms

responsive.min.js

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226 ms

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225 ms

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223 ms

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Blank-Theme-Icons.woff

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697 ms

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135 ms

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149 ms

validation.min.js

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149 ms

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540 ms

Fans_3.png

Fans_3.png

537 ms

Heating_3.png

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537 ms

Hear_recovery_and_air_2.png

Hear_recovery_and_air_2.png

537 ms

Ventilation_2.png

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538 ms

award-ico.png

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455 ms

range-ico.png

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service-ico.png

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knowledge-ico.png

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455 ms

about-block-img.png

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Red_Fan.jpg

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455 ms

AWD_Dry_Cooler.jpg

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454 ms

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530 ms

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535 ms

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slick.min.js

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103 ms

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decorate.min.js

decorate.min.js

35 ms

adapter.min.js

adapter.min.js

40 ms

captcha.min.js

captcha.min.js

26 ms

loader-1.gif

loader-1.gif

23 ms

ids-storage.min.js

ids-storage.min.js

13 ms

data-storage.min.js

data-storage.min.js

14 ms

ids-storage-compare.min.js

ids-storage-compare.min.js

24 ms

messages.min.js

messages.min.js

17 ms

refresh.min.js

refresh.min.js

14 ms

buttons.min.js

buttons.min.js

30 ms

query-builder.min.js

query-builder.min.js

18 ms

content.html

content.html

98 ms

authentication-popup.html

authentication-popup.html

93 ms

collection.html

collection.html

91 ms

messages.html

messages.html

91 ms

captcha.html

captcha.html

95 ms

print.min.css

print.min.css

15 ms

twk-event-polyfill.js

twk-event-polyfill.js

71 ms

twk-main.js

twk-main.js

86 ms

twk-vendor.js

twk-vendor.js

95 ms

twk-chunk-vendors.js

twk-chunk-vendors.js

86 ms

twk-chunk-common.js

twk-chunk-common.js

105 ms

twk-runtime.js

twk-runtime.js

82 ms

twk-app.js

twk-app.js

94 ms

Accessibility Review

puravent.co.uk accessibility score

60

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

[role]s are not contained by their required parent element

High

ARIA IDs are not unique

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

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

High

Form elements do not have associated labels

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

puravent.co.uk best practices score

67

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

High

Page has valid source maps

SEO Factors

puravent.co.uk SEO score

91

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 Puravent.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 Puravent.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

puravent.co.uk

Open Graph description is not detected on the main page of Puravent. 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: