Access ventilationsutveckling.se. Totallösningar för uppvärmning, process & inomhusklimat

name

value

score

weighting

FCP (First Contentful Paint)

Value12.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value15.1 s

0/100

25%

SI (Speed Index)

Value18.9 s

0/100

10%

TBT (Total Blocking Time)

Value2,500 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.154

75/100

15%

TTI (Time to Interactive)

Value20.1 s

2/100

10%

www.vuab.se

536 ms

swglobal.css

114 ms

c_vuab.css

221 ms

blocks.css

223 ms

cartframework.css

225 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Ventilationsutveckling.se, 7% (4 requests) were made to Google-analytics.com and 7% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Nosiva.se.

Content Size

417.1 kB

After Optimization

239.4 kB

In fact, the total size of Ventilationsutveckling.se main page is 417.1 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. 35% of websites need less resources to load. Javascripts take 185.7 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 12.2 kB

Original 17.3 kB
After minification 16.7 kB
After compression 5.1 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. 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 12.2 kB or 71% of the original size.

Image Optimization

-16%

Potential reduce by 27.5 kB

Original 172.0 kB
After minification 144.5 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. Obviously, Ventilationsutveckling needs image optimization as it can save up to 27.5 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-55%

Potential reduce by 102.2 kB

Original 185.7 kB
After minification 179.2 kB
After compression 83.4 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 102.2 kB or 55% of the original size.

CSS Optimization

-85%

Potential reduce by 35.6 kB

Original 42.1 kB
After minification 35.7 kB
After compression 6.5 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. Ventilationsutveckling.se needs all CSS files to be minified and compressed as it can save up to 35.6 kB or 85% of the original size.

Requests Now

After Optimization

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ventilationsutveckling. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 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 keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

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

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

High

Links are not crawlable

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

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

SV
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ventilationsutveckling.se can be misinterpreted by Google and other search engines. Our service has detected that Swedish 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 Ventilationsutveckling.se 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

ventilationsutveckling.se

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

Totallösningar för uppvärmning, process & inomhusklimat - VUAB

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

www.vuab.se

swglobal.css

c_vuab.css

blocks.css

cartframework.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

www.vuab.se

swglobal.css

c_vuab.css

blocks.css

cartframework.css

JSON.js

jquery.js

cartframework.js

hf.js

conversion.js

css

ga.js

display

vuab_logo.png

ctn230_177_2500_0_0__Daiseikai-6.jpg

ctn230_177_1300_0_0__Suzumi%20skv2.jpg

ctn230_177_1750_0_0__900137_2420%201-4%20X%201-2%20%2020M-4.jpg

ctn230_177_2200_0_0__PS%20wide%20distribution.jpg

ctn230_177_3400_0_7__KCC16%20Luftavfukare.jpg

ctn230_177_5316_0_0__Rengoringmontage.jpg

ctn230_177_11350_0_0__Ing%C3%A5ng-230--x-177-Support.jpg

ctn230_177_5800_0_29__BA_9Q6V.jpg

icon_calculation.gif

icon_analysis.gif

icon_guidance.gif

icon_contact.gif

ctn913_93_5000_0_0__footer-logos.png

ctn90_50_1750_0_0__EON_RGB.jpg

ctn78_61_3400_0_4__marke-1974.jpg

__utm.gif

analytics.js

portal_backdrop.png

portal_bg.png

btn_portal_bg.png

header_phone_bg.png

header_separator.png

search_bg.png

cart_bg.png

shadow_top.png

shadow_filler.png

ctn947_430_21045_0_18__Vintervass_8AOA.jpg

splash_banner.png

textbox_banner_start.png