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3ctbs.com screenshot

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

3ctbs.com

Grant & Stone - Leading independent merchants in the home counties

Page Load Speed

4.8 sec in total

First Response

210 ms

Resources Loaded

4.1 sec

Page Rendered

560 ms

3ctbs.com screenshot

About Website

Welcome to 3ctbs.com homepage info - get ready to check 3 Ctbs best content for United Kingdom right away, or after learning these important things about 3ctbs.com

Established in 1987, we are an independently run business with an ethos of supplying the best quality goods and un-matched service. Grant & Stone has flourished to quickly become recognised as one of ...

Visit 3ctbs.com

Key Findings

We analyzed 3ctbs.com page load time and found that the first response time was 210 ms and then it took 4.6 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

3ctbs.com performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.2 s

8/100

10%

LCP (Largest Contentful Paint)

Value19.3 s

0/100

25%

SI (Speed Index)

Value10.8 s

6/100

10%

TBT (Total Blocking Time)

Value950 ms

29/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value21.6 s

1/100

10%

Network Requests Diagram

3ctbs.com

210 ms

www.grantandstone.co.uk

242 ms

www.grantandstone.co.uk

653 ms

calendar.css

83 ms

styles.css

258 ms

Our browser made a total of 186 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original 3ctbs.com, 91% (170 requests) were made to Grantandstone.co.uk and 2% (4 requests) were made to Cdn.icomoon.io. The less responsive or slowest element that took the longest time to load (827 ms) relates to the external source Grantandstone.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 640.9 kB (18%)

Content Size

3.5 MB

After Optimization

2.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 3ctbs.com main page is 3.5 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. 70% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 170.1 kB

  • Original 190.0 kB
  • After minification 129.0 kB
  • After compression 19.8 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. This page needs HTML code to be minified as it can gain 61.0 kB, which is 32% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 170.1 kB or 90% of the original size.

Image Optimization

-7%

Potential reduce by 174.2 kB

  • Original 2.5 MB
  • After minification 2.3 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. 3 Ctbs images are well optimized though.

JavaScript Optimization

-30%

Potential reduce by 191.8 kB

  • Original 630.6 kB
  • After minification 616.1 kB
  • After compression 438.8 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 191.8 kB or 30% of the original size.

CSS Optimization

-47%

Potential reduce by 104.8 kB

  • Original 221.8 kB
  • After minification 203.3 kB
  • After compression 117.1 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. 3ctbs.com needs all CSS files to be minified and compressed as it can save up to 104.8 kB or 47% of the original size.

Requests Breakdown

Number of requests can be reduced by 140 (79%)

Requests Now

178

After Optimization

38

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 178 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 3 Ctbs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 115 to 1 for JavaScripts and from 27 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

3ctbs.com

3ctbs.com

210 ms

www.grantandstone.co.uk

www.grantandstone.co.uk

242 ms

www.grantandstone.co.uk

www.grantandstone.co.uk

653 ms

calendar.css

calendar.css

83 ms

styles.css

styles.css

258 ms

styles.css

styles.css

249 ms

owl.carousel.min.css

owl.carousel.min.css

255 ms

animate.css

animate.css

249 ms

fontawesome5.css

fontawesome5.css

254 ms

mgz_font.css

mgz_font.css

279 ms

mgz_bootstrap.css

mgz_bootstrap.css

330 ms

openiconic.min.css

openiconic.min.css

331 ms

styles.css

styles.css

334 ms

common.css

common.css

331 ms

styles.css

styles.css

332 ms

magnific.css

magnific.css

336 ms

styles.css

styles.css

412 ms

photoswipe.css

photoswipe.css

417 ms

default-skin.css

default-skin.css

417 ms

blueimp-gallery.min.css

blueimp-gallery.min.css

419 ms

styles.css

styles.css

420 ms

flexslider.min.css

flexslider.min.css

421 ms

trustpilot.min.css

trustpilot.min.css

493 ms

blog-m.css

blog-m.css

493 ms

blog-new.css

blog-new.css

495 ms

blog-custom.css

blog-custom.css

495 ms

require.js

require.js

502 ms

mixins.js

mixins.js

501 ms

requirejs-config.js

requirejs-config.js

575 ms

guest_wishlist_modulejs.js

guest_wishlist_modulejs.js

581 ms

cookiebot.js

cookiebot.js

584 ms

js

js

78 ms

markerclusterer.js

markerclusterer.js

63 ms

prommt.min.js

prommt.min.js

303 ms

style-cf.css

style-cf.css

23 ms

style.css

style.css

132 ms

prommt.min.css

prommt.min.css

308 ms

style.css

style.css

156 ms

markerclusterer.js

markerclusterer.js

14 ms

jquery.mobile.custom.js

jquery.mobile.custom.js

135 ms

common.js

common.js

133 ms

dataPost.js

dataPost.js

133 ms

bootstrap.js

bootstrap.js

132 ms

jquery.js

jquery.js

290 ms

fbevents.js

fbevents.js

70 ms

gtm.js

gtm.js

126 ms

tp.widget.bootstrap.min.js

tp.widget.bootstrap.min.js

97 ms

tp.min.js

tp.min.js

123 ms

grantandstone_logo.png

grantandstone_logo.png

121 ms

buildit-logo.png

buildit-logo.png

201 ms

DW-Burns-PM-logo-Blue-_RGB_-transparent_1.png

DW-Burns-PM-logo-Blue-_RGB_-transparent_1.png

285 ms

chandlers.png

chandlers.png

202 ms

chandlers_roofing.png

chandlers_roofing.png

364 ms

CRS.png

CRS.png

201 ms

devondale-logo.png

devondale-logo.png

284 ms

dougfield-logo_1.png

dougfield-logo_1.png

365 ms

fairalls.png

fairalls.png

285 ms

grant-stone-1_1.png

grant-stone-1_1.png

361 ms

independent_roofing_supplies.png

independent_roofing_supplies.png

447 ms

kent-blaxill.png

kent-blaxill.png

366 ms

MERKO.png

MERKO.png

449 ms

ms-roofing_1.png

ms-roofing_1.png

441 ms

parker.png

parker.png

445 ms

pennyhill_timber.png

pennyhill_timber.png

447 ms

rgb-logo.png

rgb-logo.png

447 ms

roofing-gear.png

roofing-gear.png

524 ms

SPS.png

SPS.png

529 ms

stamco_hoppings_2.png

stamco_hoppings_2.png

530 ms

total-logo.png

total-logo.png

530 ms

trading_depot_1.png

trading_depot_1.png

528 ms

awebb-transparent.png

awebb-transparent.png

530 ms

bmf_2.png

bmf_2.png

605 ms

payment_logos.png

payment_logos.png

612 ms

es6-collections.js

es6-collections.js

615 ms

FormData.js

FormData.js

613 ms

form-key-provider.js

form-key-provider.js

613 ms

mage-translation-dictionary.js

mage-translation-dictionary.js

610 ms

main.js

main.js

684 ms

theme.js

theme.js

691 ms

uc.js

uc.js

183 ms

kick-icons.ttf

kick-icons.ttf

70 ms

grantstone.ttf

grantstone.ttf

239 ms

modal.js

modal.js

576 ms

domReady.js

domReady.js

580 ms

jquery.js

jquery.js

580 ms

jquery-mixin.js

jquery-mixin.js

580 ms

HelveticaNeue-CondensedBold.woff

HelveticaNeue-CondensedBold.woff

651 ms

mfblogunveil.js

mfblogunveil.js

581 ms

main.js

main.js

581 ms

bootstrap.js

bootstrap.js

580 ms

template.js

template.js

500 ms

confirm.js

confirm.js

499 ms

widget.js

widget.js

570 ms

weltpixel_persistentlayer.js

weltpixel_persistentlayer.js

575 ms

weltpixel_gtm.js

weltpixel_gtm.js

500 ms

jquery.waypoints.js

jquery.waypoints.js

499 ms

customer-data.js

customer-data.js

499 ms

customer-data-mixin.js

customer-data-mixin.js

499 ms

GRANTANDSTONE_MARKETING-1_1.jpg

GRANTANDSTONE_MARKETING-1_1.jpg

825 ms

SWINDON_BM_-_G_S_-_NOW_OPEN_PHOTO_Social_Posts4.jpg

SWINDON_BM_-_G_S_-_NOW_OPEN_PHOTO_Social_Posts4.jpg

745 ms

GandS_-_Underfloor_Heating_2023_-_Web_Banner_556x290.jpg

GandS_-_Underfloor_Heating_2023_-_Web_Banner_556x290.jpg

580 ms

timber-merchants-banner.jpg

timber-merchants-banner.jpg

827 ms

g_s-kitchen-img_1.jpg

g_s-kitchen-img_1.jpg

499 ms

GandS-New-Lorry-at-Hemel_home.jpeg

GandS-New-Lorry-at-Hemel_home.jpeg

578 ms

text.js

text.js

416 ms

slick.js

slick.js

428 ms

modernizr.js

modernizr.js

417 ms

smart-keyboard-handler.js

smart-keyboard-handler.js

416 ms

mage.js

mage.js

496 ms

ie-class-fixer.js

ie-class-fixer.js

498 ms

underscore.js

underscore.js

500 ms

key-codes.js

key-codes.js

575 ms

core.js

core.js

577 ms

translate.js

translate.js

578 ms

wrapper.js

wrapper.js

580 ms

knockout.js

knockout.js

568 ms

knockout-es5.js

knockout-es5.js

567 ms

scripts.js

scripts.js

559 ms

engine.js

engine.js

560 ms

bootstrap.js

bootstrap.js

563 ms

observable_array.js

observable_array.js

574 ms

bound-nodes.js

bound-nodes.js

640 ms

local.js

local.js

579 ms

registry.js

registry.js

582 ms

section-config.js

section-config.js

577 ms

url.js

url.js

576 ms

storage.js

storage.js

579 ms

jquery.storageapi.extended.js

jquery.storageapi.extended.js

654 ms

js-translation.json

js-translation.json

491 ms

modal-popup.html

modal-popup.html

492 ms

modal-slide.html

modal-slide.html

493 ms

modal-custom.html

modal-custom.html

492 ms

dlmenu.js

dlmenu.js

416 ms

knockout-repeat.js

knockout-repeat.js

232 ms

knockout-fast-foreach.js

knockout-fast-foreach.js

234 ms

observable_source.js

observable_source.js

232 ms

renderer.js

renderer.js

234 ms

console-logger.js

console-logger.js

234 ms

resizable.js

resizable.js

235 ms

i18n.js

i18n.js

310 ms

scope.js

scope.js

311 ms

range.js

range.js

312 ms

mage-init.js

mage-init.js

313 ms

keyboard.js

keyboard.js

313 ms

optgroup.js

optgroup.js

315 ms

after-render.js

after-render.js

388 ms

autoselect.js

autoselect.js

391 ms

datepicker.js

datepicker.js

392 ms

outer_click.js

outer_click.js

392 ms

fadeVisible.js

fadeVisible.js

393 ms

collapsible.js

collapsible.js

395 ms

staticChecked.js

staticChecked.js

469 ms

simple-checked.js

simple-checked.js

471 ms

bind-html.js

bind-html.js

472 ms

tooltip.js

tooltip.js

474 ms

color-picker.js

color-picker.js

472 ms

events.js

events.js

419 ms

main.js

main.js

491 ms

jquery.cookie.js

jquery.cookie.js

412 ms

jquery.storageapi.min.js

jquery.storageapi.min.js

414 ms

class.js

class.js

331 ms

async.js

async.js

331 ms

resizable.js

resizable.js

332 ms

loader.js

loader.js

401 ms

logger.js

logger.js

403 ms

entry-factory.js

entry-factory.js

404 ms

console-output-handler.js

console-output-handler.js

406 ms

formatter.js

formatter.js

405 ms

message-pool.js

message-pool.js

409 ms

levels-pool.js

levels-pool.js

481 ms

logger-utils.js

logger-utils.js

482 ms

spectrum.js

spectrum.js

249 ms

tinycolor.js

tinycolor.js

246 ms

tooltip.html

tooltip.html

244 ms

arrays.js

arrays.js

169 ms

compare.js

compare.js

239 ms

misc.js

misc.js

242 ms

objects.js

objects.js

244 ms

strings.js

strings.js

247 ms

template.js

template.js

246 ms

mouse.js

mouse.js

244 ms

dom-observer.js

dom-observer.js

311 ms

bindings.js

bindings.js

313 ms

moment.js

moment.js

248 ms

entry.js

entry.js

244 ms

print.css

print.css

82 ms

Accessibility Review

3ctbs.com accessibility score

70

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

[role]s do not have all required [aria-*] attributes

High

[aria-*] attributes do not have valid values

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

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

3ctbs.com 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

3ctbs.com SEO score

84

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

Links do not have descriptive text

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 3ctbs.com 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 3ctbs.com 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

3ctbs.com

Open Graph description is not detected on the main page of 3 Ctbs. 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: