Access vontron.co.za. Water Purification Systems Johannesburg

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

22/100

25%

SI (Speed Index)

Value11.1 s

6/100

10%

TBT (Total Blocking Time)

Value1,500 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value25.4 s

0/100

10%

vontron.co.za

22 ms

vontron.co.za

1777 ms

grid.css

29 ms

bootstrap.css

30 ms

request.css

35 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that 69% of them (68 requests) were addressed to the original Vontron.co.za, 5% (5 requests) were made to Fonts.gstatic.com and 5% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Vontron.co.za.

Content Size

3.9 MB

After Optimization

2.6 MB

In fact, the total size of Vontron.co.za main page is 3.9 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. Only a small number of websites need less resources to load. Images take 3.4 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 60.7 kB

Original 74.0 kB
After minification 61.5 kB
After compression 13.3 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. This page needs HTML code to be minified as it can gain 12.5 kB, which is 17% 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 60.7 kB or 82% of the original size.

Image Optimization

-34%

Potential reduce by 1.2 MB

Original 3.4 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. Obviously, Vontron needs image optimization as it can save up to 1.2 MB or 34% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-36%

Potential reduce by 129.9 kB

Original 360.0 kB
After minification 355.3 kB
After compression 230.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 129.9 kB or 36% of the original size.

CSS Optimization

-0%

Potential reduce by 163 B

Original 61.2 kB
After minification 61.2 kB
After compression 61.0 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. Vontron.co.za has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 87 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vontron. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

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

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

High

robots.txt is not valid

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/).

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 Vontron.co.za 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 Vontron.co.za 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

vontron.co.za

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Water Purification Systems Johannesburg

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

vontron.co.za

vontron.co.za

grid.css

bootstrap.css

request.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

vontron.co.za

vontron.co.za

grid.css

bootstrap.css

request.css

style.css

booking.css

quick-view.css

classic-10_7.css

whatsapp.css

jquery-3.1.1.min.js

bootstrap.js

quickvie.js

js

animate.css

general-ui.css

ui.css

font-awesome.css

panels.css

css

CMFnFIylJM0

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gallery_thumb02.jpg

gallery_thumb03.jpg

gallery_thumb04.jpg

8-liters-per-hour-domestic-reverse-osmosis-system-with-a-pump.png

250-liters-per-hour-industrial-reverse-osmosis-system-with-vain-pump.png

500-liters-per-hour-reverse-osmosis-(ro)-System-On-Skid.png

pure-water-domestic-reverse-osmosis-system75-gpd-without-pump.png

pure-water-domestic-reverse-osmosis-system75-gpd-with-pump.png

50-gpd-aqua-care-domestic-reverse-osmosis-system-without-pump.png

50-gpd-aqua-care-domestic-reverse-osmosis-system-with-pump-aquacare.png

50-gpd-domestic-ro-system-without-pump.png

50-gpd-domestic-ro-system-with-pump.png

800-gpd-domestic-ro-system.png

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ch-model-reverse-osmosis-ro-system.png

CFK-without-pump.png

CFK-50-With-pump-with-stand2.png

CFK-Without-Stand-Without-Pump.png

CFK-Without-Stand-With-Pump.png

Eco%20Reverse%20Osmosis%20System%202000%20GPD.png

new-2000-gpd-industrial-ro-system.png