Tools & Wizards About Us
gasapplianceguide.co.uk screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

gasapplianceguide.co.uk

Gas Appliance Guide - plumbing, heating, renewable energy and hot water cylinder supplies

Page Load Speed

3.4 sec in total

First Response

236 ms

Resources Loaded

2.4 sec

Page Rendered

709 ms

gasapplianceguide.co.uk screenshot

About Website

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

Gravity, mains pressure and marine hot water cylinders, Thermal Stores, Heat Pumps, Gas and Electric Fires and central heating, boilers and spares

Visit gasapplianceguide.co.uk

Key Findings

We analyzed Gasapplianceguide.co.uk page load time and found that the first response time was 236 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

gasapplianceguide.co.uk performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.9 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.9 s

100/100

25%

SI (Speed Index)

Value1.0 s

100/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.6 s

100/100

10%

Network Requests Diagram

gasapplianceguide.co.uk

236 ms

ga.js

31 ms

Gasappliance.gif

268 ms

button2D9.gif

83 ms

button7.gif

162 ms

Our browser made a total of 159 requests to load all elements on the main page. We found that 99% of them (157 requests) were addressed to the original Gasapplianceguide.co.uk, 1% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Gasapplianceguide.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 146.4 kB (13%)

Content Size

1.1 MB

After Optimization

947.7 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Gasapplianceguide.co.uk main page is 1.1 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. 40% of websites need less resources to load. Images take 985.8 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 80.0 kB

  • Original 91.2 kB
  • After minification 83.0 kB
  • After compression 11.2 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 80.0 kB or 88% of the original size.

Image Optimization

-7%

Potential reduce by 66.4 kB

  • Original 985.8 kB
  • After minification 919.4 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. Gas Appliance Guide images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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.

Requests Breakdown

Number of requests can be reduced by 69 (58%)

Requests Now

119

After Optimization

50

  • Images
  • JavaScript

The browser has sent 119 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gas Appliance Guide. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

gasapplianceguide.co.uk

gasapplianceguide.co.uk

236 ms

ga.js

ga.js

31 ms

Gasappliance.gif

Gasappliance.gif

268 ms

button2D9.gif

button2D9.gif

83 ms

button7.gif

button7.gif

162 ms

buttonA8.gif

buttonA8.gif

164 ms

buttonA5.gif

buttonA5.gif

167 ms

button94.gif

button94.gif

168 ms

buttonAB.gif

buttonAB.gif

170 ms

button31.gif

button31.gif

174 ms

button1EC.gif

button1EC.gif

243 ms

button2E.gif

button2E.gif

245 ms

button52.gif

button52.gif

252 ms

button4B.gif

button4B.gif

255 ms

button177.gif

button177.gif

255 ms

button49.gif

button49.gif

259 ms

button1B3.gif

button1B3.gif

323 ms

button1AD.gif

button1AD.gif

331 ms

button55.gif

button55.gif

335 ms

buttonAC.gif

buttonAC.gif

339 ms

button1B0.gif

button1B0.gif

341 ms

button44.gif

button44.gif

347 ms

button222.gif

button222.gif

405 ms

button655.gif

button655.gif

407 ms

button2B.gif

button2B.gif

429 ms

button15D.gif

button15D.gif

432 ms

button16E.gif

button16E.gif

433 ms

button1D6.gif

button1D6.gif

434 ms

button1D9.gif

button1D9.gif

487 ms

button245.gif

button245.gif

489 ms

button2EC.gif

button2EC.gif

514 ms

buttonE4.gif

buttonE4.gif

518 ms

button17A.gif

button17A.gif

520 ms

button3C9.gif

button3C9.gif

521 ms

button30.gif

button30.gif

568 ms

button435.gif

button435.gif

576 ms

button438.gif

button438.gif

598 ms

button441.gif

button441.gif

601 ms

produc1.gif

produc1.gif

166 ms

Pulsacoil%20Image%202.jpg

Pulsacoil%20Image%202.jpg

169 ms

Torrent%20Stainless%20OV%20(1).JPG

Torrent%20Stainless%20OV%20(1).JPG

252 ms

Gledhi10.jpg

Gledhi10.jpg

249 ms

Envirofoam%20Copper%20Cyl%201.jpg

Envirofoam%20Copper%20Cyl%201.jpg

253 ms

Rayburn%203.JPG

Rayburn%203.JPG

328 ms

Replacyl%20Img%201.jpg

Replacyl%20Img%201.jpg

334 ms

Envirofoam%20Stainless%20Cyl%201.jpg

Envirofoam%20Stainless%20Cyl%201.jpg

330 ms

Stainless%20Lite%20Vented%201.jpg

Stainless%20Lite%20Vented%201.jpg

336 ms

Round%20copper%20header%20tank%201.jpg

Round%20copper%20header%20tank%201.jpg

337 ms

Custom%20built%20hot%20water%20cylinders%201.gif

Custom%20built%20hot%20water%20cylinders%201.gif

340 ms

Horizontal%20cylinder%20pic%201b%20sml.jpg

Horizontal%20cylinder%20pic%201b%20sml.jpg

410 ms

GH%20Stainless%20Lite%20Plus%20cylinder.jpg

GH%20Stainless%20Lite%20Plus%20cylinder.jpg

412 ms

Gledhill%20Stainless%20Lite%20PLUS%20Slimline%20(1).jpg

Gledhill%20Stainless%20Lite%20PLUS%20Slimline%20(1).jpg

427 ms

Boat%202%20c.jpg

Boat%202%20c.jpg

432 ms

Stainless%20Lite%20Heat%20Pump%20Cyl%201.jpg

Stainless%20Lite%20Heat%20Pump%20Cyl%201.jpg

428 ms

Stailess%20Lite%20SOLAR%20Cyl%201.jpg

Stailess%20Lite%20SOLAR%20Cyl%201.jpg

431 ms

Gledhill%20Stainless%20ES%20Cyl%201.jpg

Gledhill%20Stainless%20ES%20Cyl%201.jpg

493 ms

Stainless%20Lite%20BUFFER%20Cly%201.jpg

Stainless%20Lite%20BUFFER%20Cly%201.jpg

494 ms

Stainless%20PRO%20Cyl%201.jpg

Stainless%20PRO%20Cyl%201.jpg

512 ms

Stainless%20Lite%20PRE%20PLUMBED%20Cyl%201.jpg

Stainless%20Lite%20PRE%20PLUMBED%20Cyl%201.jpg

511 ms

Indirect%20copper%20cylinder%201b.jpg

Indirect%20copper%20cylinder%201b.jpg

516 ms

Stainless%20Lite%20HP%20SLIM%201.jpg

Stainless%20Lite%20HP%20SLIM%201.jpg

515 ms

CP715%20small_small.JPG

CP715%20small_small.JPG

574 ms

index.1.jpg

index.1.jpg

576 ms

Megalife%202_small1.jpg

Megalife%202_small1.jpg

593 ms

Air%20Source%20Heat%20Pump%201.jpg

Air%20Source%20Heat%20Pump%201.jpg

596 ms

bare1560super_small.jpg

bare1560super_small.jpg

600 ms

Amptec_small_small.jpg

Amptec_small_small.jpg

602 ms

Boiler%20spares%20dia%202.jpg

Boiler%20spares%20dia%202.jpg

658 ms

manifoldassy2_small.jpg

manifoldassy2_small.jpg

657 ms

spacesaver_small.jpg

spacesaver_small.jpg

678 ms

ElectroMAX%20cupboard_small.JPG

ElectroMAX%20cupboard_small.JPG

679 ms

Panel%20FK240S_small.jpg

Panel%20FK240S_small.jpg

681 ms

AT%20Excl%20tb.jpg

AT%20Excl%20tb.jpg

684 ms

buttonA.gif

buttonA.gif

596 ms

__utm.gif

__utm.gif

12 ms

button444.gif

button444.gif

528 ms

buttonF.gif

buttonF.gif

491 ms

ETS%20with%20Kit%20(1).JPG

ETS%20with%20Kit%20(1).JPG

505 ms

SFUTS%20Multifuel%20Universal%20T%20Store%20(1).jpg

SFUTS%20Multifuel%20Universal%20T%20Store%20(1).jpg

1010 ms

TSiC%20Thermal%20Store.jpg

TSiC%20Thermal%20Store.jpg

607 ms

handywashunit_small.jpg

handywashunit_small.jpg

577 ms

Gledhill%20Stainless%20Lite%20PLUS%20Horizontal%20(1).jpg

Gledhill%20Stainless%20Lite%20PLUS%20Horizontal%20(1).jpg

523 ms

Ecovector%20High_small.jpg

Ecovector%20High_small.jpg

578 ms

desire_small.jpg

desire_small.jpg

520 ms

Prism_Basin_taps_small1.jpg

Prism_Basin_taps_small1.jpg

521 ms

Sink%20image%201.jpg

Sink%20image%201.jpg

517 ms

Water%20treatment%20icon%201.JPG

Water%20treatment%20icon%201.JPG

519 ms

mobdepot.gif

mobdepot.gif

498 ms

new%20shower.gif

new%20shower.gif

500 ms

button8.gif

button8.gif

82 ms

button9.gif

button9.gif

85 ms

button95.gif

button95.gif

87 ms

button96.gif

button96.gif

82 ms

buttonA6.gif

buttonA6.gif

85 ms

buttonA7.gif

buttonA7.gif

86 ms

buttonA9.gif

buttonA9.gif

167 ms

buttonAA.gif

buttonAA.gif

165 ms

buttonAC.gif

buttonAC.gif

167 ms

buttonAD.gif

buttonAD.gif

170 ms

buttonE5.gif

buttonE5.gif

169 ms

buttonE6.gif

buttonE6.gif

178 ms

button178.gif

button178.gif

246 ms

button179.gif

button179.gif

247 ms

button17B.gif

button17B.gif

250 ms

button17C.gif

button17C.gif

254 ms

button1AE.gif

button1AE.gif

253 ms

button1AF.gif

button1AF.gif

263 ms

button1B1.gif

button1B1.gif

327 ms

button1B2.gif

button1B2.gif

328 ms

button1B4.gif

button1B4.gif

332 ms

button1B5.gif

button1B5.gif

337 ms

button1D7.gif

button1D7.gif

337 ms

button1D8.gif

button1D8.gif

352 ms

button1DA.gif

button1DA.gif

408 ms

button1DB.gif

button1DB.gif

410 ms

button1ED.gif

button1ED.gif

414 ms

button1EE.gif

button1EE.gif

421 ms

button223.gif

button223.gif

420 ms

button224.gif

button224.gif

437 ms

button246.gif

button246.gif

489 ms

button247.gif

button247.gif

492 ms

button2DA.gif

button2DA.gif

498 ms

button2DB.gif

button2DB.gif

505 ms

button2ED.gif

button2ED.gif

504 ms

button2EE.gif

button2EE.gif

524 ms

button3CA.gif

button3CA.gif

495 ms

button3CB.gif

button3CB.gif

496 ms

button436.gif

button436.gif

504 ms

button437.gif

button437.gif

512 ms

button439.gif

button439.gif

513 ms

button43A.gif

button43A.gif

531 ms

button442.gif

button442.gif

492 ms

button443.gif

button443.gif

495 ms

button445.gif

button445.gif

503 ms

button446.gif

button446.gif

511 ms

button656.gif

button656.gif

513 ms

button657.gif

button657.gif

526 ms

buttonB.gif

buttonB.gif

492 ms

button53.gif

button53.gif

505 ms

button54.gif

button54.gif

512 ms

button4C.gif

button4C.gif

512 ms

button4D.gif

button4D.gif

527 ms

button2C.gif

button2C.gif

491 ms

button2D.gif

button2D.gif

509 ms

button32.gif

button32.gif

515 ms

button2F.gif

button2F.gif

508 ms

button10.gif

button10.gif

512 ms

button11.gif

button11.gif

525 ms

button45.gif

button45.gif

492 ms

button46.gif

button46.gif

510 ms

buttonAE.gif

buttonAE.gif

513 ms

button4A.gif

button4A.gif

511 ms

button56.gif

button56.gif

511 ms

button57.gif

button57.gif

525 ms

button15E.gif

button15E.gif

492 ms

button15F.gif

button15F.gif

511 ms

button16F.gif

button16F.gif

510 ms

button170.gif

button170.gif

511 ms

button33.gif

button33.gif

511 ms

Accessibility Review

gasapplianceguide.co.uk accessibility score

56

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

gasapplianceguide.co.uk best practices score

50

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

gasapplianceguide.co.uk SEO score

67

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gasapplianceguide.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 Gasapplianceguide.co.uk main page’s claimed encoding is windows-1252. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

gasapplianceguide.co.uk

Open Graph description is not detected on the main page of Gas Appliance Guide. 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: