Tools & Wizards About Us
luftbutiken.se screenshot

Report Summary

  • 5

    Performance

    Renders faster than
    20% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

luftbutiken.se

Ventilationsbutik på nätet | Vi säljer FTX Aggregat & Köksfläktar mm. - Luftbutiken.se

Page Load Speed

18.7 sec in total

First Response

1.8 sec

Resources Loaded

13.6 sec

Page Rendered

3.3 sec

luftbutiken.se screenshot

About Website

Welcome to luftbutiken.se homepage info - get ready to check Luftbutiken best content for Sweden right away, or after learning these important things about luftbutiken.se

Ventilation. FTX aggregat, värmeåtervinning och köksfläktar till privatpersoner, föreningar och företag.

Visit luftbutiken.se

Key Findings

We analyzed Luftbutiken.se page load time and found that the first response time was 1.8 sec and then it took 16.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

luftbutiken.se performance score

5

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

26/100

10%

LCP (Largest Contentful Paint)

Value23.1 s

0/100

25%

SI (Speed Index)

Value26.6 s

0/100

10%

TBT (Total Blocking Time)

Value28,950 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.5

16/100

15%

TTI (Time to Interactive)

Value44.7 s

0/100

10%

Network Requests Diagram

www.luftbutiken.se

1763 ms

css

75 ms

v_1493_993426f80906b39e7ca6dbe169c75532_all.css

303 ms

pw.css

391 ms

css

88 ms

Our browser made a total of 171 requests to load all elements on the main page. We found that 79% of them (135 requests) were addressed to the original Luftbutiken.se, 6% (10 requests) were made to Core.helloretail.com and 3% (5 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Pro-wide-sweden.humany.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 474.9 kB (21%)

Content Size

2.3 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Luftbutiken.se main page is 2.3 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. 85% 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 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 366.0 kB

  • Original 413.7 kB
  • After minification 405.5 kB
  • After compression 47.7 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 366.0 kB or 88% of the original size.

Image Optimization

-5%

Potential reduce by 72.0 kB

  • Original 1.5 MB
  • After minification 1.5 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. Luftbutiken images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 35.7 kB

  • Original 308.2 kB
  • After minification 305.2 kB
  • After compression 272.5 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 35.7 kB or 12% of the original size.

CSS Optimization

-2%

Potential reduce by 1.3 kB

  • Original 68.0 kB
  • After minification 68.0 kB
  • After compression 66.7 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. Luftbutiken.se has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 70 (43%)

Requests Now

164

After Optimization

94

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 164 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Luftbutiken. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 60 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.luftbutiken.se

www.luftbutiken.se

1763 ms

css

css

75 ms

v_1493_993426f80906b39e7ca6dbe169c75532_all.css

v_1493_993426f80906b39e7ca6dbe169c75532_all.css

303 ms

pw.css

pw.css

391 ms

css

css

88 ms

luftbutikense-logo-1429017837.jpg

luftbutikense-logo-1429017837.jpg

786 ms

tryggehandel.png

tryggehandel.png

788 ms

V%C3%A4rme%C3%A5tervinning.png

V%C3%A4rme%C3%A5tervinning.png

779 ms

ftx-paket-3.png

ftx-paket-3.png

810 ms

Ritningar.png

Ritningar.png

1423 ms

el-&-styr.png

el-&-styr.png

1431 ms

reservdelar-fl%C3%A4ktar.png

reservdelar-fl%C3%A4ktar.png

1423 ms

Ritningar.png

Ritningar.png

1425 ms

FTX-Paket-.png

FTX-Paket-.png

1426 ms

Takfl%C3%A4ktar-60x140.png

Takfl%C3%A4ktar-60x140.png

1426 ms

Kanalfl%C3%A4ktar-tr.png

Kanalfl%C3%A4ktar-tr.png

1423 ms

v%C3%A4ggfl%C3%A4ktar.png

v%C3%A4ggfl%C3%A4ktar.png

1432 ms

Kryddhyllefl%C3%A4kt.png

Kryddhyllefl%C3%A4kt.png

1433 ms

Badrumsfl%C3%A4ktar.png

Badrumsfl%C3%A4ktar.png

1442 ms

v%C3%A4rmeflyttare.png

v%C3%A4rmeflyttare.png

1444 ms

%C3%B6vriga-fl%C3%A4ktar.png

%C3%B6vriga-fl%C3%A4ktar.png

1444 ms

jquery-1.11.0.min.js

jquery-1.11.0.min.js

1344 ms

jquery-migrate-1.2.1.min.js

jquery-migrate-1.2.1.min.js

1312 ms

jquery.easing.js

jquery.easing.js

1319 ms

tools.js

tools.js

1321 ms

global.js

global.js

1323 ms

10-bootstrap.min.js

10-bootstrap.min.js

1326 ms

15-jquery.total-storage.min.js

15-jquery.total-storage.min.js

1330 ms

15-jquery.uniform-modified.js

15-jquery.uniform-modified.js

1345 ms

products-comparison.js

products-comparison.js

1335 ms

ajax-cart.js

ajax-cart.js

1350 ms

jquery.scrollTo.js

jquery.scrollTo.js

1356 ms

jquery.serialScroll.js

jquery.serialScroll.js

1362 ms

jquery.bxslider.js

jquery.bxslider.js

1369 ms

treeManagement.js

treeManagement.js

1374 ms

blockfacebook.js

blockfacebook.js

1399 ms

blocknewsletter.js

blocknewsletter.js

1401 ms

greensock.js

greensock.js

1401 ms

layerslider.webshopworks.jquery.js

layerslider.webshopworks.jquery.js

1403 ms

layerslider.transitions.js

layerslider.transitions.js

1211 ms

jquery-1.11.2.min.js

jquery-1.11.2.min.js

783 ms

jquery-ui-1.9.2.custom.js

jquery-ui-1.9.2.custom.js

780 ms

jquery.autocomplete.html.js

jquery.autocomplete.html.js

781 ms

jquery-fix-compatibility.js

jquery-fix-compatibility.js

760 ms

ambjolisearch.js

ambjolisearch.js

219 ms

bootstrap.min.js

bootstrap.min.js

219 ms

classie.js

classie.js

218 ms

front_horizontal.js

front_horizontal.js

218 ms

front_vertical.js

front_vertical.js

218 ms

front_sticky.js

front_sticky.js

217 ms

accordion.js

accordion.js

218 ms

kco_common.js

kco_common.js

221 ms

ajaxcart.js

ajaxcart.js

220 ms

jquery.tooltipster.min.js

jquery.tooltipster.min.js

213 ms

saenergy.js

saenergy.js

211 ms

jquery.ui.core.min.js

jquery.ui.core.min.js

292 ms

jquery.ui.widget.min.js

jquery.ui.widget.min.js

305 ms

jquery.ui.mouse.min.js

jquery.ui.mouse.min.js

296 ms

jquery.ui.slider.min.js

jquery.ui.slider.min.js

301 ms

chosen.jquery.min.js

chosen.jquery.min.js

299 ms

jquery.ui.touch-punch.min.js

jquery.ui.touch-punch.min.js

285 ms

jquery.actual.min.js

jquery.actual.min.js

283 ms

jquery.form.js

jquery.form.js

487 ms

as4_plugin.js

as4_plugin.js

477 ms

pm_advancedsearch.js

pm_advancedsearch.js

474 ms

index.js

index.js

464 ms

plugindetect.js

plugindetect.js

457 ms

shopping-cart-refresh.js

shopping-cart-refresh.js

453 ms

Saxar-o-tanger-140.png

Saxar-o-tanger-140.png

711 ms

borrar-s%C3%A5gar-knivar.png

borrar-s%C3%A5gar-knivar.png

706 ms

m%C3%A4tverktyg-.png

m%C3%A4tverktyg-.png

678 ms

Knivar.png

Knivar.png

675 ms

el-artiklar%20140x60.png

el-artiklar%20140x60.png

676 ms

Montagematerial-grupp.png

Montagematerial-grupp.png

684 ms

skydd-grupp2.png

skydd-grupp2.png

712 ms

nothumb.png

nothumb.png

681 ms

thumbnail-Homepage-1-LB.JPG

thumbnail-Homepage-1-LB.JPG

711 ms

Ventilationspaket-1.png

Ventilationspaket-1.png

715 ms

Stetind-nordic-220x149.jpg

Stetind-nordic-220x149.jpg

672 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

667 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

148 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

336 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

351 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

349 ms

flexit-nordic-s4..png

flexit-nordic-s4..png

954 ms

Flexit-go-app-ny.png

Flexit-go-app-ny.png

956 ms

vilpe-flow-625x418.jpg

vilpe-flow-625x418.jpg

962 ms

Isolerade-kanaler.jpg

Isolerade-kanaler.jpg

952 ms

Air-Green-Banner-Luftbutiken.se-03.jpg

Air-Green-Banner-Luftbutiken.se-03.jpg

951 ms

Air-Green-Banner-Luftbutiken.se.jpg

Air-Green-Banner-Luftbutiken.se.jpg

946 ms

reservdelar-ventilation.png

reservdelar-ventilation.png

943 ms

Isolering-155_100.png

Isolering-155_100.png

942 ms

filter-155_100_5af985c31d4d3.png

filter-155_100_5af985c31d4d3.png

945 ms

ritningar-s-155-100_5af986cce159f.png

ritningar-s-155-100_5af986cce159f.png

944 ms

koksflakt-s-155x100.png

koksflakt-s-155x100.png

863 ms

Ventilationskanaler.png

Ventilationskanaler.png

952 ms

FTX-aggregat.png

FTX-aggregat.png

851 ms

ronda-600-plus-ii-frih-60-rostfri-m-motor.jpg

ronda-600-plus-ii-frih-60-rostfri-m-motor.jpg

864 ms

dvc-500-s.jpg

dvc-500-s.jpg

865 ms

ftg-310-311-315-faellbarhet.jpg

ftg-310-311-315-faellbarhet.jpg

859 ms

solar-classic-genomforing-tegelrod.jpg

solar-classic-genomforing-tegelrod.jpg

859 ms

solar-classic-genomforing-rod.jpg

solar-classic-genomforing-rod.jpg

883 ms

solar-classic-genomforing-gra.jpg

solar-classic-genomforing-gra.jpg

743 ms

munskydd-ffp2-kn95.jpg

munskydd-ffp2-kn95.jpg

743 ms

yttervaggshuv-125-aluzink.jpg

yttervaggshuv-125-aluzink.jpg

742 ms

takflakt-tkc-400c-svart.jpg

takflakt-tkc-400c-svart.jpg

742 ms

flexit-nordic-s4-vanster-ec.jpg

flexit-nordic-s4-vanster-ec.jpg

859 ms

yttervaggshuv-125-rostfri.jpg

yttervaggshuv-125-rostfri.jpg

1036 ms

ventilationsritning-ftx-system-1-plan-0-140-m2.jpg

ventilationsritning-ftx-system-1-plan-0-140-m2.jpg

780 ms

mitsubishi-vl-100-u5-e-lossnay-x.jpg

mitsubishi-vl-100-u5-e-lossnay-x.jpg

778 ms

klimat-k7-badrumsflakt.jpg

klimat-k7-badrumsflakt.jpg

776 ms

franke-kolfilter-tvattbart-130713.jpg

franke-kolfilter-tvattbart-130713.jpg

774 ms

hru-wall-100-25.jpg

hru-wall-100-25.jpg

843 ms

lfb-visa.png

lfb-visa.png

843 ms

lfb-mastercard.png

lfb-mastercard.png

842 ms

klarna-paylater.png

klarna-paylater.png

821 ms

klarna-slicepayment.png

klarna-slicepayment.png

814 ms

klarna-paynow.png

klarna-paynow.png

810 ms

ga.js

ga.js

68 ms

gtm.js

gtm.js

1662 ms

embed.js

embed.js

2283 ms

awAddGift.js

awAddGift.js

1101 ms

www.luftbutiken.se

www.luftbutiken.se

1048 ms

all.js

all.js

885 ms

skin.css

skin.css

228 ms

skin.css

skin.css

215 ms

price-container-bg.png

price-container-bg.png

153 ms

ui-bg_flat_75_ffffff_40x100.png

ui-bg_flat_75_ffffff_40x100.png

151 ms

624 ms

skin.png

skin.png

181 ms

conversion_async.js

conversion_async.js

135 ms

analytics.js

analytics.js

313 ms

all.js

all.js

111 ms

init

init

361 ms

setup

setup

305 ms

init.html

init.html

917 ms

482 ms

ec.js

ec.js

166 ms

source

source

290 ms

getProductBoxes

getProductBoxes

712 ms

refreshData

refreshData

1082 ms

setCart

setCart

1236 ms

loading.gif

loading.gif

949 ms

slick.min.js

slick.min.js

402 ms

ostberg-heru-100-s-ec.jpg

ostberg-heru-100-s-ec.jpg

214 ms

nibe-fighter-filter-till-franluftsvarmepumpar.jpg

nibe-fighter-filter-till-franluftsvarmepumpar.jpg

245 ms

slangklamma-60-165mm.jpg

slangklamma-60-165mm.jpg

215 ms

polyesterfilter-franke-futurum-200-serien.jpg

polyesterfilter-franke-futurum-200-serien.jpg

243 ms

ostberg-vrtec-5-stegs-transformator-1a-230v.jpg

ostberg-vrtec-5-stegs-transformator-1a-230v.jpg

244 ms

flakt-e100wp-vit.jpg

flakt-e100wp-vit.jpg

213 ms

ventilationstejp-50mm-langd-20m.jpg

ventilationstejp-50mm-langd-20m.jpg

242 ms

brandisolering-30-mm-for-125-ror.jpg

brandisolering-30-mm-for-125-ror.jpg

851 ms

rektangular-plastkanal-220x60-mm.jpg

rektangular-plastkanal-220x60-mm.jpg

786 ms

skarvmuff-stl-125.jpg

skarvmuff-stl-125.jpg

834 ms

rokpatron-miniax-10st.jpg

rokpatron-miniax-10st.jpg

826 ms

nippel-stl-160.jpg

nippel-stl-160.jpg

834 ms

tilluftsdon-tff100mm.jpg

tilluftsdon-tff100mm.jpg

831 ms

skarvmuff-220x60-plastkanal.jpg

skarvmuff-220x60-plastkanal.jpg

836 ms

ostberg-heru-160-s-ec-y1.jpg

ostberg-heru-160-s-ec-y1.jpg

837 ms

110x55-rektangular-plastkanal.jpg

110x55-rektangular-plastkanal.jpg

837 ms

redirectsData

redirectsData

831 ms

save.html

save.html

972 ms

collect

collect

632 ms

560 ms

collect

collect

112 ms

collect

collect

113 ms

widgets.js

widgets.js

365 ms

widgets.css

widgets.css

667 ms

font-awesome.min.css

font-awesome.min.css

776 ms

collect

collect

311 ms

ga-audiences

ga-audiences

439 ms

Accessibility Review

luftbutiken.se accessibility score

66

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

[aria-hidden="true"] elements contain focusable descendents

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

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

luftbutiken.se best practices score

67

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

luftbutiken.se SEO score

73

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

Image elements do not have [alt] attributes

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

    SV

  • Language Claimed

    SV

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Luftbutiken.se can be misinterpreted by Google and other search engines. Our service has detected that Swedish is used on the page, and it matches the claimed language. Our system also found out that Luftbutiken.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

luftbutiken.se

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