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downriverhvac.com screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

downriverhvac.com

Downriver HVAC - Furnace and AC Installation, Repair and Maintenance

Page Load Speed

5.3 sec in total

First Response

151 ms

Resources Loaded

4.1 sec

Page Rendered

1.1 sec

downriverhvac.com screenshot

About Website

Welcome to downriverhvac.com homepage info - get ready to check Downriver HVAC best content right away, or after learning these important things about downriverhvac.com

We're best known for Downriver heating and cooling services. Among all the Downriver heating and cooling companies, our work ethics distinguished us..

Visit downriverhvac.com

Key Findings

We analyzed Downriverhvac.com page load time and found that the first response time was 151 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

downriverhvac.com performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value26.3 s

0/100

25%

SI (Speed Index)

Value14.4 s

1/100

10%

TBT (Total Blocking Time)

Value1,500 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.086

93/100

15%

TTI (Time to Interactive)

Value17.8 s

4/100

10%

Network Requests Diagram

downriverhvac.com

151 ms

downriverhvac.com

450 ms

wp-emoji-release.min.js

123 ms

css

39 ms

style.min.css

193 ms

Our browser made a total of 186 requests to load all elements on the main page. We found that 82% of them (152 requests) were addressed to the original Downriverhvac.com, 12% (22 requests) were made to Fonts.gstatic.com and 1% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Downriverhvac.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 633.8 kB (12%)

Content Size

5.4 MB

After Optimization

4.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Downriverhvac.com main page is 5.4 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 3.9 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 170.6 kB

  • Original 202.7 kB
  • After minification 196.0 kB
  • After compression 32.1 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 170.6 kB or 84% of the original size.

Image Optimization

-8%

Potential reduce by 298.3 kB

  • Original 3.9 MB
  • After minification 3.6 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. Downriver HVAC images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 85.8 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 993.0 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.

CSS Optimization

-30%

Potential reduce by 79.1 kB

  • Original 266.6 kB
  • After minification 264.1 kB
  • After compression 187.6 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. Downriverhvac.com needs all CSS files to be minified and compressed as it can save up to 79.1 kB or 30% of the original size.

Requests Breakdown

Number of requests can be reduced by 115 (73%)

Requests Now

158

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 158 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Downriver HVAC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 63 to 1 for JavaScripts and from 54 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

downriverhvac.com

downriverhvac.com

151 ms

downriverhvac.com

downriverhvac.com

450 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

123 ms

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39 ms

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193 ms

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206 ms

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287 ms

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210 ms

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212 ms

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218 ms

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269 ms

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283 ms

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285 ms

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296 ms

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trigger_buttons.css

351 ms

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617 ms

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183 ms

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142 ms

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28 ms

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509 ms

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524 ms

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509 ms

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527 ms

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1302 ms

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553 ms

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61 ms

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103 ms

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103 ms

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104 ms

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97 ms

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545 ms

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616 ms

owl.carousel.min.js

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599 ms

isotope.pkgd.min.js

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578 ms

perfect-scrollbar.jquery.min.js

perfect-scrollbar.jquery.min.js

564 ms

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546 ms

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41 ms

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Accessibility Review

downriverhvac.com accessibility score

79

Accessibility Issues

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

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

downriverhvac.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

downriverhvac.com SEO score

54

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

robots.txt is not valid

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 Downriverhvac.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 Downriverhvac.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.

Social Sharing Optimization

downriverhvac.com

Open Graph data is detected on the main page of Downriver HVAC. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: