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Report Summary

About Website

Welcome to mainhvac.com homepage info - get ready to check Main Hvac best content right away, or after learning these important things about mainhvac.com

Main Enterprises, INC. - A fully encompassing mechanical contracting company based out of Stratford, CT. HVAC, Heating and Cooling, Ductwork, SheetMetal Fabrication, Mechanical Contractor, Plumbing, M...

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name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

44/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value4.1 s

79/100

10%

TBT (Total Blocking Time)

Value2,170 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value16.3 s

5/100

10%

www.mainhvac.com

64 ms

minified.js

38 ms

focus-within-polyfill.js

37 ms

polyfill.min.js

28 ms

popifyWix.js

509 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Mainhvac.com, 40% (19 requests) were made to Static.parastorage.com and 25% (12 requests) were made to Sentry-next.wixpress.com. The less responsive or slowest element that took the longest time to load (616 ms) relates to the external source Static.wixstatic.com.

Content Size

1.6 MB

After Optimization

878.0 kB

In fact, the total size of Mainhvac.com main page is 1.6 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. 35% of websites need less resources to load. HTML takes 911.5 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 748.7 kB

Original 911.5 kB
After minification 909.9 kB
After compression 162.9 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 748.7 kB or 82% of the original size.

Image Optimization

-2%

Potential reduce by 10.4 kB

Original 486.4 kB
After minification 476.0 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. Main Hvac images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.7 kB

Original 241.8 kB
After minification 241.8 kB
After compression 239.1 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.

Requests Now

After Optimization

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Main 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 14 to 1 for JavaScripts 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 the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

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

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

EN
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mainhvac.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 Mainhvac.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

mainhvac.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Hvac system repair services install | Main Enterprises, INC | Stratford

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)