Tools & Wizards About Us
247boilerparts.co.uk screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

247boilerparts.co.uk

247 boiler parts buy with confidence we save you money

Page Load Speed

4.5 sec in total

First Response

562 ms

Resources Loaded

3.8 sec

Page Rendered

203 ms

247boilerparts.co.uk screenshot

About Website

Click here to check amazing 247 Boiler Parts content. Otherwise, check out these important facts you probably never knew about 247boilerparts.co.uk

Smarter way to ordering heating boiler spares online - We are just a click away. Find your necessary heating boiler parts at very reasonable prices also boiler and heating services with exclusive disc...

Visit 247boilerparts.co.uk

Key Findings

We analyzed 247boilerparts.co.uk page load time and found that the first response time was 562 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

247boilerparts.co.uk performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value6.3 s

42/100

10%

TBT (Total Blocking Time)

Value340 ms

75/100

30%

CLS (Cumulative Layout Shift)

Value0.167

71/100

15%

TTI (Time to Interactive)

Value7.9 s

43/100

10%

Network Requests Diagram

www.247boilerparts.co.uk

562 ms

jquery.js

48 ms

shopui.css

114 ms

showdata-thumbnailhover.min.js

22 ms

showdata-thumbnailhover.css

24 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 34% of them (16 requests) were addressed to the original 247boilerparts.co.uk, 30% (14 requests) were made to Files.ekmcdn.com and 11% (5 requests) were made to 10.cdn.ekm.net. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Files.ekmcdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 253.7 kB (54%)

Content Size

466.1 kB

After Optimization

212.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 247boilerparts.co.uk main page is 466.1 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Javascripts take 290.8 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 50.5 kB

  • Original 64.6 kB
  • After minification 61.0 kB
  • After compression 14.1 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 50.5 kB or 78% of the original size.

Image Optimization

-6%

Potential reduce by 4.2 kB

  • Original 71.1 kB
  • After minification 66.9 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. 247 Boiler Parts images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 198.8 kB

  • Original 290.8 kB
  • After minification 189.4 kB
  • After compression 92.0 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 198.8 kB or 68% of the original size.

CSS Optimization

-0%

Potential reduce by 179 B

  • Original 39.7 kB
  • After minification 39.6 kB
  • After compression 39.5 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. 247boilerparts.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (35%)

Requests Now

37

After Optimization

24

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 247 Boiler Parts. 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 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.247boilerparts.co.uk

www.247boilerparts.co.uk

562 ms

jquery.js

jquery.js

48 ms

shopui.css

shopui.css

114 ms

showdata-thumbnailhover.min.js

showdata-thumbnailhover.min.js

22 ms

showdata-thumbnailhover.css

showdata-thumbnailhover.css

24 ms

softcart.min.css

softcart.min.css

26 ms

softcart.min.js

softcart.min.js

29 ms

historytracker.js

historytracker.js

27 ms

shopui.js

shopui.js

125 ms

stats-global.js

stats-global.js

423 ms

css

css

31 ms

gtm.js

gtm.js

48 ms

fa-safe.css

fa-safe.css

99 ms

js

js

60 ms

header-bg.png

header-bg.png

89 ms

heatline-d003200907-3003200907-capriz-compact-vizo-pcb-3361-p.jpg

heatline-d003200907-3003200907-capriz-compact-vizo-pcb-3361-p.jpg

539 ms

alpha-3.015562-cd-diverter-valve-1035-p.jpg

alpha-3.015562-cd-diverter-valve-1035-p.jpg

627 ms

ariston-996615-pump-motor-head-991925-995896-998961-999207-3093-p.jpg

ariston-996615-pump-motor-head-991925-995896-998961-999207-3093-p.jpg

778 ms

baxi-248002-combi-105e-system-60-100-fan-assembly-457-p.jpg

baxi-248002-combi-105e-system-60-100-fan-assembly-457-p.jpg

685 ms

biasi-bi1091502-magnetic-flow-switch-filter-kit-2914-p.jpg

biasi-bi1091502-magnetic-flow-switch-filter-kit-2914-p.jpg

516 ms

grundfos-alpha2-l-15-60-domestic-circulator-pump-3092-p.jpg

grundfos-alpha2-l-15-60-domestic-circulator-pump-3092-p.jpg

708 ms

grundfos-ups-25-80-130-upml-25-95-130-light-commercial-circulator-pump-230v-3054-p.png

grundfos-ups-25-80-130-upml-25-95-130-light-commercial-circulator-pump-230v-3054-p.png

2192 ms

halstead-988418-988398-ace-high-wickes-combi-82-102-fan-original-1601-p.jpg

halstead-988418-988398-ace-high-wickes-combi-82-102-fan-original-1601-p.jpg

1216 ms

ideal-172529-mini-s24-c24-s28-c28-europa-expansion-vessel-brand-new-1802-p.gif

ideal-172529-mini-s24-c24-s28-c28-europa-expansion-vessel-brand-new-1802-p.gif

631 ms

sime-6102806-friendly-format-diverter-valve-1428-p.jpg

sime-6102806-friendly-format-diverter-valve-1428-p.jpg

1067 ms

vaillant-011289-turbomax-diverter-valve-original-374-p.jpg

vaillant-011289-turbomax-diverter-valve-original-374-p.jpg

1272 ms

vaillant-178978-0020132682-ecotec-diverter-valve-complete-original-2052-p.jpg

vaillant-178978-0020132682-ecotec-diverter-valve-complete-original-2052-p.jpg

1285 ms

worcester-87161051110-low-water-sensor-1-8-brand-new-compatible-part-3056-p.jpg

worcester-87161051110-low-water-sensor-1-8-brand-new-compatible-part-3056-p.jpg

1274 ms

worcester-87161463000-pcb-24i-rsf-original-1962-p.jpg

worcester-87161463000-pcb-24i-rsf-original-1962-p.jpg

1525 ms

logo-boilerparts247.png

logo-boilerparts247.png

177 ms

logo.png

logo.png

268 ms

bar-shad.png

bar-shad.png

353 ms

button-shine.png

button-shine.png

352 ms

gkparts.png

gkparts.png

353 ms

klarnabest-paypal.png

klarnabest-paypal.png

354 ms

alpha-diverter-valve.jpg

alpha-diverter-valve.jpg

354 ms

alpha-gas-valve-l.jpg

alpha-gas-valve-l.jpg

394 ms

alp-heat-exchanger.jpg

alp-heat-exchanger.jpg

435 ms

alpha-pressure-relief-valve-l3.jpg

alpha-pressure-relief-valve-l3.jpg

436 ms

alpha-pcb2.jpg

alpha-pcb2.jpg

436 ms

card-logos.png

card-logos.png

439 ms

facebook.png

facebook.png

438 ms

twitter.png

twitter.png

479 ms

analytics.js

analytics.js

56 ms

collect

collect

13 ms

collect

collect

32 ms

js

js

50 ms

Accessibility Review

247boilerparts.co.uk accessibility score

66

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

247boilerparts.co.uk best practices score

75

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

SEO Factors

247boilerparts.co.uk SEO score

93

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 247boilerparts.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 247boilerparts.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

247boilerparts.co.uk

Open Graph description is not detected on the main page of 247 Boiler Parts. 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: