Tools & Wizards About Us
nova-windows.co.uk screenshot

Report Summary

  • 62

    Performance

    Renders faster than
    76% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

nova-windows.co.uk

Double Glazing Leeds, Huddersfield, Bradford, Wakefield, Doncaster, Conservatories, Yorkshire

Page Load Speed

3.3 sec in total

First Response

347 ms

Resources Loaded

2.7 sec

Page Rendered

287 ms

nova-windows.co.uk screenshot

About Website

Click here to check amazing Nova Windows content. Otherwise, check out these important facts you probably never knew about nova-windows.co.uk

Nova Windows supply and fit Double Glazing and Conservatories in Leeds, Wakefield, Bradford, Harrogate and Huddersfield. We also install Double Glazing and Conservatories throughout Yorkshire.

Visit nova-windows.co.uk

Key Findings

We analyzed Nova-windows.co.uk page load time and found that the first response time was 347 ms and then it took 3 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

nova-windows.co.uk performance score

62

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

11/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value160 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value5.1 s

76/100

10%

Network Requests Diagram

nova-windows.co.uk

347 ms

www.nova-windows.co.uk

249 ms

style.css

228 ms

AC_RunActiveContent.js

305 ms

swfobject_modified.js

254 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that all of those requests were addressed to Nova-windows.co.uk and no external sources were called. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Nova-windows.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 23.9 kB (4%)

Content Size

532.2 kB

After Optimization

508.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nova-windows.co.uk main page is 532.2 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. 40% of websites need less resources to load. Images take 469.4 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 18.6 kB

  • Original 23.1 kB
  • After minification 17.3 kB
  • After compression 4.5 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 5.8 kB, which is 25% 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 18.6 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 458 B

  • Original 469.4 kB
  • After minification 468.9 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. Nova Windows images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 4.6 kB

  • Original 37.4 kB
  • After minification 37.4 kB
  • After compression 32.8 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 4.6 kB or 12% of the original size.

CSS Optimization

-8%

Potential reduce by 170 B

  • Original 2.2 kB
  • After minification 2.2 kB
  • After compression 2.0 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. Nova-windows.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (39%)

Requests Now

38

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nova Windows. 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 as a result speed up the page load time.

Network Requests Diagram

nova-windows.co.uk

nova-windows.co.uk

347 ms

www.nova-windows.co.uk

www.nova-windows.co.uk

249 ms

style.css

style.css

228 ms

AC_RunActiveContent.js

AC_RunActiveContent.js

305 ms

swfobject_modified.js

swfobject_modified.js

254 ms

jquery-1.3.2.min.js

jquery-1.3.2.min.js

371 ms

jquery.cycle.all.min.js

jquery.cycle.all.min.js

298 ms

slideshow.js

slideshow.js

285 ms

jquery.innerfade.js

jquery.innerfade.js

498 ms

bg_grad.gif

bg_grad.gif

370 ms

novalogo.jpg

novalogo.jpg

439 ms

home.jpg

home.jpg

334 ms

contact.jpg

contact.jpg

368 ms

navbg.jpg

navbg.jpg

344 ms

navbgleft.jpg

navbgleft.jpg

474 ms

navbreak.jpg

navbreak.jpg

598 ms

navbgright.jpg

navbgright.jpg

610 ms

topbanner1.jpg

topbanner1.jpg

861 ms

topbanner2.jpg

topbanner2.jpg

793 ms

topbanner3.jpg

topbanner3.jpg

875 ms

Pic%204.jpg

Pic%204.jpg

794 ms

Pic%206.jpg

Pic%206.jpg

868 ms

Pic%202.jpg

Pic%202.jpg

927 ms

Pic%203.jpg

Pic%203.jpg

1238 ms

Pic%208.jpg

Pic%208.jpg

1106 ms

certass.jpg

certass.jpg

1077 ms

contactimg.jpg

contactimg.jpg

1074 ms

sml_bigger_savings.jpg

sml_bigger_savings.jpg

1127 ms

trade_sml.jpg

trade_sml.jpg

1262 ms

windowoffer.jpg

windowoffer.jpg

1274 ms

sml_plan_design.jpg

sml_plan_design.jpg

1325 ms

benefitslogo.jpg

benefitslogo.jpg

1335 ms

screen.jpg

screen.jpg

1332 ms

int-showroom-top.jpg

int-showroom-top.jpg

1464 ms

redcircle.jpg

redcircle.jpg

1506 ms

homepage-about.jpg

homepage-about.jpg

1573 ms

orangeries2011.jpg

orangeries2011.jpg

1464 ms

bgline.jpg

bgline.jpg

1440 ms

sidenavbg.jpg

sidenavbg.jpg

1439 ms

dotline.jpg

dotline.jpg

1555 ms

Accessibility Review

nova-windows.co.uk accessibility score

83

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

nova-windows.co.uk best practices score

58

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

SEO Factors

nova-windows.co.uk SEO score

62

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

High

Document uses plugins

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 Nova-windows.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 Nova-windows.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

nova-windows.co.uk

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