Tools & Wizards About Us

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

waterheaters.com

Homepage - Retro Hot Water & Heating

Page Load Speed

6.8 sec in total

First Response

37 ms

Resources Loaded

4.6 sec

Page Rendered

2.3 sec

About Website

Visit waterheaters.com now to see the best up-to-date Water Heaters content and also check out these interesting facts you probably never knew about waterheaters.com

When you need water heater installation and plumbing repairs at your home or business, get help from a local company you can trust. Call Retro Hot Water &

Visit waterheaters.com

Key Findings

We analyzed Waterheaters.com page load time and found that the first response time was 37 ms and then it took 6.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

waterheaters.com performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

11/100

10%

LCP (Largest Contentful Paint)

Value16.3 s

0/100

25%

SI (Speed Index)

Value10.9 s

6/100

10%

TBT (Total Blocking Time)

Value1,680 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value17.4 s

4/100

10%

Network Requests Diagram

waterheaters.com

37 ms

retrohotwaterandheating.com

1093 ms

99c04e161f323912c3522d12d5e5e8fa.js

399 ms

stat.js

18 ms

main.min.css

193 ms

Our browser made a total of 114 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Waterheaters.com, 60% (68 requests) were made to Retrohotwaterandheating.com and 17% (19 requests) were made to I0.wp.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source I0.wp.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 588.0 kB (7%)

Content Size

8.8 MB

After Optimization

8.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Waterheaters.com main page is 8.8 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 7.7 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 270.2 kB

  • Original 325.0 kB
  • After minification 313.3 kB
  • After compression 54.8 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 270.2 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 14.9 kB

  • Original 7.7 MB
  • After minification 7.7 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. Water Heaters images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 47.4 kB

  • Original 336.1 kB
  • After minification 336.1 kB
  • After compression 288.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 47.4 kB or 14% of the original size.

CSS Optimization

-59%

Potential reduce by 255.5 kB

  • Original 429.6 kB
  • After minification 429.4 kB
  • After compression 174.1 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. Waterheaters.com needs all CSS files to be minified and compressed as it can save up to 255.5 kB or 59% of the original size.

Requests Breakdown

Number of requests can be reduced by 69 (66%)

Requests Now

104

After Optimization

35

  • Images
  • JavaScript
  • CSS

The browser has sent 104 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Water Heaters. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 35 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

waterheaters.com accessibility score

86

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-*] attributes do not match their roles

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

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

Links do not have a discernible name

Best Practices

waterheaters.com best practices score

92

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

SEO Factors

waterheaters.com SEO score

89

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

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

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