10.2 sec in total
303 ms
9.5 sec
419 ms
Welcome to zehnder.fr homepage info - get ready to check Zehnder best content for France right away, or after learning these important things about zehnder.fr
Zehnder est un fournisseur complet dont la gamme de produit s’étend des radiateurs décoratifs, convecteurs et panneaux chauffants aux systèmes qui garantissent un climat ambiant agréable et une ventil...
Visit zehnder.frWe analyzed Zehnder.fr page load time and found that the first response time was 303 ms and then it took 9.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
zehnder.fr performance score
name
value
score
weighting
Value4.1 s
22/100
10%
Value20.6 s
0/100
25%
Value14.7 s
1/100
10%
Value21,170 ms
0/100
30%
Value0
100/100
15%
Value28.9 s
0/100
10%
303 ms
1259 ms
200 ms
204 ms
428 ms
Our browser made a total of 69 requests to load all elements on the main page. We found that 88% of them (61 requests) were addressed to the original Zehnder.fr, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Static.hotjar.com. The less responsive or slowest element that took the longest time to load (5.2 sec) belongs to the original domain Zehnder.fr.
Page size can be reduced by 1.4 MB (43%)
3.2 MB
1.8 MB
In fact, the total size of Zehnder.fr main page is 3.2 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. 60% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.
Potential reduce by 153.9 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 153.9 kB or 85% of the original size.
Potential reduce by 98.3 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. Zehnder images are well optimized though.
Potential reduce by 804.9 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 804.9 kB or 79% of the original size.
Potential reduce by 299.7 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. Zehnder.fr needs all CSS files to be minified and compressed as it can save up to 299.7 kB or 85% of the original size.
Number of requests can be reduced by 17 (27%)
63
46
The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zehnder. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
zehnder.fr
303 ms
www.zehnder.fr
1259 ms
pace.min.js
200 ms
css_ogjvJnfni1_P_WxvXAHlUOgCs860b3ip9DNMapcIGeM.css
204 ms
css_EZ4Fof7UbPrE0BCQQqPwbpptsOSKMNV1-iNE876t758.css
428 ms
css_u9Cn6xFPfn6NvRqMGUV6k10stVTR4AGT7eontS75hX4.css
636 ms
css_5D0QP8uD-Y9y5NMBmcfwtSKkpRzC1A-K5YxXmYCMMV0.css
3483 ms
css_Z38titKRnwKXjVdgUBwESJ12VQH-GLV0qVq74bso4R0.css
4942 ms
css_5g9lYG1KmC5tj1pE7HuhrCKzzFd71Agf_A95MmQmkjY.css
317 ms
js_YWHVd5xyXCesOAUqLr7xvfnoMBKLYQU6OIH_tIqjDzI.js
5109 ms
js_rcZdCGfdWxORJUbgGqU1IchqaxONSJs7yuLB_ie0F8g.js
5035 ms
js_5xiIVbnET91BqHQEPVMTKrNTL3zG28ttJ9s-DSoOEVo.js
4864 ms
js_e_OeVhdERxPPFJUSaG4sVvlAnm8DXyKrXrhc2jnK7j4.js
5171 ms
js_bmlHHO-0jZS8lo-bSTbo4IUrzP5_naqT5BhzTBgZtDs.js
3389 ms
js_zvlJ24yZlDCNnoIx0G8sSHVDuFAwm2k_5ouSLF4aLP4.js
3718 ms
js_p24EtixFZY7-jmlg8ek4b_JKIrSpLwpHSboYTzy0LI8.js
3829 ms
js_LIEe9darDr0S9lXth3wmlUYsQBHXKsHShyoMU1_JFFE.js
4233 ms
js_rL9lnya6mskRWybCJXHbP_jgX370Ur-OM91es6GdtUc.js
4339 ms
hotjar-23363.js
102 ms
waves.png
404 ms
flyout_metropolitan_1800_white.jpg
781 ms
md2-data-img.jpg
323 ms
md3-data-img.jpg
780 ms
md4-data-img.jpg
782 ms
Zehnder-Kompetenzen-Heizen-c_0.jpg
830 ms
Zehnder-Kompetenzen-Kuehlung-c.jpg
1270 ms
Zehnder-Kompetenzen-frische-luft.jpg
1328 ms
Zehnder-Kompetenzen-Saubere-Luft.jpg
1517 ms
residential-modern.png
783 ms
business-modern.png
784 ms
Zehnder-contact-Flyout.jpg
1415 ms
Zehnder-Revendeurs-Flyout.jpg
1500 ms
Zehnder-shop-Flyout.jpg
1360 ms
Zehnder-academy-Flyout.jpg
1773 ms
Zehnder-downloads-Flyout.jpg
2040 ms
md_slider_def_bg.jpg
1466 ms
stage_rad2_0.jpg
2096 ms
Zehnder-competenties-ventilatie-NL-stage.jpg
1958 ms
Zehnder-heating-and-cooling-ceiling-system_0.jpg
2412 ms
Zehnder-Clean-Air-Solution-Stage_0.jpg
2447 ms
AP-Zehnder---Habitat-naturel-230x300mm---v4-1_0.jpg
2216 ms
Campus-zehnder-hd__0.jpg
2696 ms
residential-modern.png
2145 ms
business-modern.png
2202 ms
renovation-zehnder-quai-des-etroits_0.jpg
2892 ms
Siege-Social-KoepferConstruction%2875%29-ZEHNDER%20Ventilation%40ZehnderGroupFrance.JPG
2624 ms
1304_image_Communaute-agglo-perpignan%2520%25284%2529.JPG
2863 ms
1361_image_IMG_4453_small.jpg
2858 ms
1402_image_ALPHA-DIRECT-SERVICES%2520%25286%2529%2520copie.jpg
2923 ms
1509_image_HALLE13%25201%2520copie.jpg
3017 ms
gtm.js
91 ms
1510_image_DSC_0040.JPG
2839 ms
modules-043c1e6abe660c48857202e419ff9d8a.js
38 ms
analytics.js
11 ms
fbe7315f-4680-4300-b5ca-8baa628b47ca.woff
3046 ms
collect
16 ms
collect
59 ms
ga-audiences
62 ms
zehnder.woff
2683 ms
1524_image_DA-Zehnder-2013_06-College_Labarthe-01.jpg
2716 ms
1525_image_6000-1.jpg
2750 ms
1526_image_9X3A9648.JPG
2781 ms
1527_image_DSCF8166.JPG
2442 ms
zehnder-logo_footer.svg
2350 ms
youtube.svg
2361 ms
twitter.svg
2455 ms
facebook.svg
2465 ms
btnarrow.png
2450 ms
visit-data
256 ms
zehnder.fr accessibility score
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
ARIA IDs are not unique
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
zehnder.fr SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
FR
FR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zehnder.fr can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it matches the claimed language. Our system also found out that Zehnder.fr 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.
zehnder.fr
Open Graph description is not detected on the main page of Zehnder. 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: