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vairtech.com screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

vairtech.com

VAIRTECH Ventilation Grille, Ceiling Air Vent Covers, Supply Air Diffuser

Page Load Speed

21.6 sec in total

First Response

397 ms

Resources Loaded

20.7 sec

Page Rendered

542 ms

vairtech.com screenshot

About Website

Welcome to vairtech.com homepage info - get ready to check VAIRTECH best content for Georgia right away, or after learning these important things about vairtech.com

VAIRTECH factory supply hvac ventilation supply air grilles and diffusers for ceiling & wall, providing the best air outlets for construction projects all over the world.

Visit vairtech.com

Key Findings

We analyzed Vairtech.com page load time and found that the first response time was 397 ms and then it took 21.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

vairtech.com performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

8/100

10%

LCP (Largest Contentful Paint)

Value26.8 s

0/100

25%

SI (Speed Index)

Value26.5 s

0/100

10%

TBT (Total Blocking Time)

Value4,400 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value27.2 s

0/100

10%

Network Requests Diagram

vairtech.com

397 ms

vairtech.com

362 ms

bootstrap.min.css

140 ms

reset.css

203 ms

common.css

209 ms

Our browser made a total of 121 requests to load all elements on the main page. We found that 82% of them (99 requests) were addressed to the original Vairtech.com, 5% (6 requests) were made to Youtube.com and 3% (4 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (13.6 sec) belongs to the original domain Vairtech.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 504.7 kB (9%)

Content Size

5.8 MB

After Optimization

5.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vairtech.com main page is 5.8 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 5.1 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 82.2 kB

  • Original 94.3 kB
  • After minification 60.2 kB
  • After compression 12.1 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. This page needs HTML code to be minified as it can gain 34.1 kB, which is 36% 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 82.2 kB or 87% of the original size.

Image Optimization

-5%

Potential reduce by 231.2 kB

  • Original 5.1 MB
  • After minification 4.9 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. VAIRTECH images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 182.6 kB

  • Original 474.6 kB
  • After minification 470.5 kB
  • After compression 292.0 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 182.6 kB or 38% of the original size.

CSS Optimization

-8%

Potential reduce by 8.7 kB

  • Original 106.2 kB
  • After minification 106.2 kB
  • After compression 97.6 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. Vairtech.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 28 (24%)

Requests Now

117

After Optimization

89

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 117 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VAIRTECH. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

vairtech.com

vairtech.com

397 ms

vairtech.com

vairtech.com

362 ms

bootstrap.min.css

bootstrap.min.css

140 ms

reset.css

reset.css

203 ms

common.css

common.css

209 ms

animate.min.css

animate.min.css

211 ms

swiper.min.css

swiper.min.css

210 ms

style.css

style.css

254 ms

responsive.css

responsive.css

256 ms

jquery.min.js

jquery.min.js

538 ms

function.js

function.js

277 ms

swiper.min.js

swiper.min.js

553 ms

wow.min.js

wow.min.js

279 ms

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kpnpndtanz9g9jaiz2odjzn2nsmpgteq.js

134 ms

js

js

76 ms

js

js

128 ms

js

js

131 ms

analyze.js

analyze.js

995 ms

jquery.running.min.js

jquery.running.min.js

336 ms

zy.media.min.css

zy.media.min.css

339 ms

zy.media.min.js

zy.media.min.js

412 ms

owl.carousel.js

owl.carousel.js

415 ms

owl.carousel.css

owl.carousel.css

420 ms

jquery.jqzoom.js

jquery.jqzoom.js

423 ms

render.9c611ef76d3ca0c5cea7.js

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47 ms

icon-search.png

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73 ms

head_icon_email.png

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90 ms

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90 ms

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5422 ms

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10053 ms

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13322 ms

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10500 ms

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128 ms

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13625 ms

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10539 ms

index.php

index.php

10686 ms

www-player.css

www-player.css

6 ms

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www-embed-player.js

30 ms

base.js

base.js

58 ms

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ad_status.js

167 ms

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118 ms

embed.js

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55 ms

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play_btn.png

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10509 ms

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13368 ms

siteSetting

siteSetting

1019 ms

id

id

24 ms

Create

Create

98 ms

GenerateIT

GenerateIT

14 ms

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11806 ms

js

js

50 ms

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305 ms

report

report

363 ms

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log_event

16 ms

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11192 ms

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9591 ms

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9860 ms

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9591 ms

head_pic3.png

head_pic3.png

9249 ms

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9283 ms

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8395 ms

banner-active-dots.png

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8189 ms

h_why_bg.jpg

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9527 ms

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why_btn_right.png

7484 ms

why_btn_left.png

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7343 ms

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6674 ms

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8162 ms

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6213 ms

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6211 ms

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6194 ms

msg-bj.jpg

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7441 ms

foot_more_arr.png

foot_more_arr.png

6496 ms

report

report

595 ms

Accessibility Review

vairtech.com accessibility score

68

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

vairtech.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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

vairtech.com SEO score

92

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

    EN

  • Encoding

    UTF-8

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

vairtech.com

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