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isotherm-parts.com screenshot

Report Summary

  • 62

    Performance

    Renders faster than
    76% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

isotherm-parts.com

Isotherm-Parts, Isotherm Marine Refrigeration and Parts

Page Load Speed

1.6 sec in total

First Response

312 ms

Resources Loaded

906 ms

Page Rendered

337 ms

isotherm-parts.com screenshot

About Website

Click here to check amazing Isotherm Parts content for United States. Otherwise, check out these important facts you probably never knew about isotherm-parts.com

Isotherm Boat Refrigeration. We sell the complete line of marine refrigerators, freezers, ice makers, and hot water heaters suitable for boats and perfect for RVs. Parts are our specialty.

Visit isotherm-parts.com

Key Findings

We analyzed Isotherm-parts.com page load time and found that the first response time was 312 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

isotherm-parts.com performance score

62

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value5.7 s

16/100

25%

SI (Speed Index)

Value3.2 s

91/100

10%

TBT (Total Blocking Time)

Value170 ms

92/100

30%

CLS (Cumulative Layout Shift)

Value0.223

56/100

15%

TTI (Time to Interactive)

Value4.7 s

80/100

10%

Network Requests Diagram

isotherm-parts.com

312 ms

bootstrap.css

163 ms

bootstrap-theme.css

134 ms

menumaker.css

132 ms

templatecss.css

171 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 83% of them (30 requests) were addressed to the original Isotherm-parts.com, 6% (2 requests) were made to Netdna.bootstrapcdn.com and 3% (1 request) were made to Cdn-images.mailchimp.com. The less responsive or slowest element that took the longest time to load (312 ms) belongs to the original domain Isotherm-parts.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 109.3 kB (20%)

Content Size

544.6 kB

After Optimization

435.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Isotherm-parts.com main page is 544.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. Images take 396.1 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 51.6 kB

  • Original 62.4 kB
  • After minification 50.5 kB
  • After compression 10.8 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. This page needs HTML code to be minified as it can gain 11.8 kB, which is 19% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 51.6 kB or 83% of the original size.

Image Optimization

-12%

Potential reduce by 48.1 kB

  • Original 396.1 kB
  • After minification 348.1 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. Obviously, Isotherm Parts needs image optimization as it can save up to 48.1 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-13%

Potential reduce by 4.0 kB

  • Original 31.6 kB
  • After minification 31.6 kB
  • After compression 27.6 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 4.0 kB or 13% of the original size.

CSS Optimization

-10%

Potential reduce by 5.7 kB

  • Original 54.5 kB
  • After minification 54.5 kB
  • After compression 48.8 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. Isotherm-parts.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 22 (69%)

Requests Now

32

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Isotherm Parts. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

isotherm-parts.com

isotherm-parts.com

312 ms

bootstrap.css

bootstrap.css

163 ms

bootstrap-theme.css

bootstrap-theme.css

134 ms

menumaker.css

menumaker.css

132 ms

templatecss.css

templatecss.css

171 ms

animate.css

animate.css

135 ms

font-awesome.css

font-awesome.css

64 ms

slim-081711.css

slim-081711.css

32 ms

devicecss.css

devicecss.css

136 ms

css

css

59 ms

style_imagehover.css

style_imagehover.css

154 ms

stylesheet.css

stylesheet.css

154 ms

stylesheet_categories_menu.css

stylesheet_categories_menu.css

222 ms

stylesheet_zen_lightbox.css

stylesheet_zen_lightbox.css

220 ms

jquery-latest.js

jquery-latest.js

38 ms

jscript_imagehover.js

jscript_imagehover.js

274 ms

instantSearch.css

instantSearch.css

267 ms

menumaker.js

menumaker.js

233 ms

jquery.colorbox.js

jquery.colorbox.js

234 ms

bootstrap.js

bootstrap.js

235 ms

css_browser_selector.js

css_browser_selector.js

233 ms

edify_homepage_1.js

edify_homepage_1.js

235 ms

tabcontent.js

tabcontent.js

237 ms

owl.carousel.js

owl.carousel.js

240 ms

wow.min.js

wow.min.js

238 ms

reliable_retailer_logo_bigger.jpg

reliable_retailer_logo_bigger.jpg

130 ms

closed-note-V2.jpg

closed-note-V2.jpg

249 ms

visa_mc_amex-logo_sm.jpg

visa_mc_amex-logo_sm.jpg

126 ms

Maine-scene-closed-notice.jpg

Maine-scene-closed-notice.jpg

217 ms

wrapper.png

wrapper.png

75 ms

search.png

search.png

77 ms

overlay1.png

overlay1.png

78 ms

totop_arrows.png

totop_arrows.png

79 ms

ieVw2Y1fKWmIO-fUDV4.ttf

ieVw2Y1fKWmIO-fUDV4.ttf

141 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

113 ms

item-slider.png

item-slider.png

84 ms

Accessibility Review

isotherm-parts.com accessibility score

59

Accessibility Issues

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Form elements do not have associated labels

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

isotherm-parts.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

isotherm-parts.com SEO score

85

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Isotherm-parts.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Isotherm-parts.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

isotherm-parts.com

Open Graph description is not detected on the main page of Isotherm Parts. 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: