Tools & Wizards About Us
bigboilershop.co.uk screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

bigboilershop.co.uk

New Boiler Installation - Fixed Priced Boilers, 5 Star Service

Page Load Speed

19.8 sec in total

First Response

6 sec

Resources Loaded

13.2 sec

Page Rendered

661 ms

bigboilershop.co.uk screenshot

About Website

Click here to check amazing Big Boilers Hop content. Otherwise, check out these important facts you probably never knew about bigboilershop.co.uk

Over 400 5-star reviews. Big Boiler Shop by Hallamshire Energy. New boiler installation in Sheffield, Chesterfield, Derbyshire, Doncaster, South Yorkshire

Visit bigboilershop.co.uk

Key Findings

We analyzed Bigboilershop.co.uk page load time and found that the first response time was 6 sec and then it took 13.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

bigboilershop.co.uk performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value21.5 s

0/100

25%

SI (Speed Index)

Value19.8 s

0/100

10%

TBT (Total Blocking Time)

Value990 ms

27/100

30%

CLS (Cumulative Layout Shift)

Value0.147

77/100

15%

TTI (Time to Interactive)

Value18.2 s

3/100

10%

Network Requests Diagram

www.bigboilershop.co.uk

5953 ms

style.min.css

405 ms

styles.css

247 ms

contact-form-7-main.min.css

246 ms

email-before-download-public.css

250 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 83% of them (49 requests) were addressed to the original Bigboilershop.co.uk, 5% (3 requests) were made to Googletagmanager.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (6 sec) belongs to the original domain Bigboilershop.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 612.3 kB (19%)

Content Size

3.2 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bigboilershop.co.uk main page is 3.2 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 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 290.9 kB

  • Original 330.1 kB
  • After minification 330.0 kB
  • After compression 39.3 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 290.9 kB or 88% of the original size.

Image Optimization

-11%

Potential reduce by 251.7 kB

  • Original 2.3 MB
  • After minification 2.0 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. Obviously, Big Boilers Hop needs image optimization as it can save up to 251.7 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-10%

Potential reduce by 28.5 kB

  • Original 282.5 kB
  • After minification 282.5 kB
  • After compression 254.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-17%

Potential reduce by 41.3 kB

  • Original 243.2 kB
  • After minification 243.0 kB
  • After compression 202.0 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. Bigboilershop.co.uk needs all CSS files to be minified and compressed as it can save up to 41.3 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (56%)

Requests Now

52

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Big Boilers Hop. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 25 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.bigboilershop.co.uk

www.bigboilershop.co.uk

5953 ms

style.min.css

style.min.css

405 ms

styles.css

styles.css

247 ms

contact-form-7-main.min.css

contact-form-7-main.min.css

246 ms

email-before-download-public.css

email-before-download-public.css

250 ms

astra-addon-64ff13ffe4cfa6-04247255.css

astra-addon-64ff13ffe4cfa6-04247255.css

350 ms

frontend-legacy.min.css

frontend-legacy.min.css

250 ms

frontend.min.css

frontend.min.css

414 ms

post-1413.css

post-1413.css

250 ms

post-1405.css

post-1405.css

257 ms

elementor-icons.min.css

elementor-icons.min.css

408 ms

swiper.min.css

swiper.min.css

335 ms

post-2320.css

post-2320.css

333 ms

frontend.min.css

frontend.min.css

665 ms

uael-frontend.min.css

uael-frontend.min.css

773 ms

all.min.css

all.min.css

497 ms

v4-shims.min.css

v4-shims.min.css

422 ms

global.css

global.css

572 ms

post-369.css

post-369.css

492 ms

style.css

style.css

506 ms

general.min.css

general.min.css

577 ms

fontawesome.min.css

fontawesome.min.css

661 ms

solid.min.css

solid.min.css

593 ms

brands.min.css

brands.min.css

655 ms

js

js

112 ms

animations.min.css

animations.min.css

522 ms

autoptimize_67f565de370d5dd30c8dd962bc7097c2.js

autoptimize_67f565de370d5dd30c8dd962bc7097c2.js

1175 ms

analytics.js

analytics.js

265 ms

webfont.js

webfont.js

237 ms

bbs-logo-new.png

bbs-logo-new.png

331 ms

cropped-bbs-social-very-large-scaled-1-320x302.png

cropped-bbs-social-very-large-scaled-1-320x302.png

357 ms

home-background-new.jpg

home-background-new.jpg

1346 ms

freeindex.png

freeindex.png

224 ms

google-e1554468971828.png

google-e1554468971828.png

199 ms

which.png

which.png

230 ms

checkatrade-e1554468646430.png

checkatrade-e1554468646430.png

386 ms

6A8DF7D1-E312-462A-9952-E4B6C44FFE06-1.png

6A8DF7D1-E312-462A-9952-E4B6C44FFE06-1.png

703 ms

CA4E6674-D303-4250-94D6-9B591DBCA3ED-1.png

CA4E6674-D303-4250-94D6-9B591DBCA3ED-1.png

553 ms

2592B5D6-3853-436C-965F-F0CC154A8223-1-723x1024.png

2592B5D6-3853-436C-965F-F0CC154A8223-1-723x1024.png

1006 ms

ideal-logo-trans.png

ideal-logo-trans.png

533 ms

vaillant-logo-trans.png

vaillant-logo-trans.png

471 ms

worcester-logo-trans.png

worcester-logo-trans.png

673 ms

customer-feedback.jpg

customer-feedback.jpg

692 ms

how-to-use.jpg

how-to-use.jpg

716 ms

service-your-boiler.jpg

service-your-boiler.jpg

952 ms

big-boiler-shop-facebook-1024x401.png

big-boiler-shop-facebook-1024x401.png

1413 ms

BBS-ecover-graphic-e1554468265563.jpg

BBS-ecover-graphic-e1554468265563.jpg

912 ms

bbs-flag-lg-e1554468662707.png

bbs-flag-lg-e1554468662707.png

882 ms

fa-brands-400.woff

fa-brands-400.woff

1124 ms

fa-solid-900.woff

fa-solid-900.woff

1101 ms

fa-regular-400.woff

fa-regular-400.woff

982 ms

astra.woff

astra.woff

1123 ms

css

css

42 ms

collect

collect

80 ms

collect

collect

32 ms

js

js

102 ms

js

js

124 ms

S6uyw4BMUTPHjx4wWw.ttf

S6uyw4BMUTPHjx4wWw.ttf

46 ms

ahcfv8qz1zt6hCC5G4F_P4ASlUuYow.ttf

ahcfv8qz1zt6hCC5G4F_P4ASlUuYow.ttf

70 ms

Accessibility Review

bigboilershop.co.uk accessibility score

87

Accessibility Issues

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

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

Best Practices

bigboilershop.co.uk best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

bigboilershop.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 Bigboilershop.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 Bigboilershop.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

bigboilershop.co.uk

Open Graph data is detected on the main page of Big Boilers Hop. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: