4.3 sec in total
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Welcome to dev.activeventilation.com homepage info - get ready to check Dev Active Vent Ilation best content for United States right away, or after learning these important things about dev.activeventilation.com
Roof vents form the base of any attic ventilation system. They allow the attic to breathe and help protect from damaging heat and moisture.
Visit dev.activeventilation.comWe analyzed Dev.activeventilation.com page load time and found that the first response time was 36 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
dev.activeventilation.com performance score
name
value
score
weighting
Value2.8 s
57/100
10%
Value2.8 s
83/100
25%
Value2.8 s
96/100
10%
Value0 ms
100/100
30%
Value0.176
68/100
15%
Value2.8 s
97/100
10%
36 ms
85 ms
32 ms
38 ms
56 ms
Our browser made a total of 203 requests to load all elements on the main page. We found that 0% of them (1 request) were addressed to the original Dev.activeventilation.com, 94% (190 requests) were made to Roofvents.com and 2% (4 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (453 ms) relates to the external source Roofvents.com.
Page size can be reduced by 270.2 kB (7%)
3.9 MB
3.6 MB
In fact, the total size of Dev.activeventilation.com 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. 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 3.0 MB which makes up the majority of the site volume.
Potential reduce by 263.1 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 263.1 kB or 80% of the original size.
Potential reduce by 115 B
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. Dev Active Vent Ilation images are well optimized though.
Potential reduce by 2.8 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. This website has mostly compressed JavaScripts.
Potential reduce by 4.2 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. Dev.activeventilation.com has all CSS files already compressed.
Number of requests can be reduced by 85 (42%)
201
116
The browser has sent 201 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dev Active Vent Ilation. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 67 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.
dev.activeventilation.com
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roofvents.com
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hZS3gaM7jsaFzgYKfD1oiQ7G9FU.js
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AVP-Logo.png
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keepa-approved.jpg
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dev.activeventilation.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
dev.activeventilation.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
dev.activeventilation.com SEO score
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dev.activeventilation.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 Dev.activeventilation.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.
dev.activeventilation.com
Open Graph data is detected on the main page of Dev Active Vent Ilation. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: