Tools & Wizards About Us
poolfilters.biz screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    65% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

poolfilters.biz

Pool Filters & Spa Filters Replacement Cartridges – Pool Supplies

Page Load Speed

2.2 sec in total

First Response

178 ms

Resources Loaded

1.8 sec

Page Rendered

217 ms

poolfilters.biz screenshot

About Website

Welcome to poolfilters.biz homepage info - get ready to check Pool Filters best content for United States right away, or after learning these important things about poolfilters.biz

Pool Filters is a Georgia based leading pool filter cartridges and spa filter cartridges supplier. Buy pool and spa filter cartridges that are durable and reusable. Best replacement cartridge filters ...

Visit poolfilters.biz

Key Findings

We analyzed Poolfilters.biz page load time and found that the first response time was 178 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

poolfilters.biz performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

28/100

25%

SI (Speed Index)

Value6.1 s

45/100

10%

TBT (Total Blocking Time)

Value210 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0.47

18/100

15%

TTI (Time to Interactive)

Value13.2 s

12/100

10%

Network Requests Diagram

poolfilters.biz

178 ms

www.poolfilters.biz

486 ms

analytics.js

21 ms

96167355c090ce729ef6421efadeb478.css

237 ms

910fdbb8598c0218d1117ad9ecd4100f.js

311 ms

Our browser made a total of 43 requests to load all elements on the main page. We found that 49% of them (21 requests) were addressed to the original Poolfilters.biz, 16% (7 requests) were made to Seal.buysafe.com and 9% (4 requests) were made to Cdn.ywxi.net. The less responsive or slowest element that took the longest time to load (486 ms) belongs to the original domain Poolfilters.biz.

Page Optimization Overview & Recommendations

Page size can be reduced by 535.6 kB (64%)

Content Size

832.4 kB

After Optimization

296.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Poolfilters.biz main page is 832.4 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. 35% of websites need less resources to load. Javascripts take 379.1 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 172.5 kB

  • Original 191.9 kB
  • After minification 102.7 kB
  • After compression 19.4 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 89.2 kB, which is 46% 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 172.5 kB or 90% of the original size.

Image Optimization

-5%

Potential reduce by 8.2 kB

  • Original 157.8 kB
  • After minification 149.6 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. Pool Filters images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 266.8 kB

  • Original 379.1 kB
  • After minification 282.8 kB
  • After compression 112.3 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 266.8 kB or 70% of the original size.

CSS Optimization

-85%

Potential reduce by 88.1 kB

  • Original 103.6 kB
  • After minification 82.1 kB
  • After compression 15.5 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. Poolfilters.biz needs all CSS files to be minified and compressed as it can save up to 88.1 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (29%)

Requests Now

38

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pool Filters. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

poolfilters.biz

poolfilters.biz

178 ms

www.poolfilters.biz

www.poolfilters.biz

486 ms

analytics.js

analytics.js

21 ms

96167355c090ce729ef6421efadeb478.css

96167355c090ce729ef6421efadeb478.css

237 ms

910fdbb8598c0218d1117ad9ecd4100f.js

910fdbb8598c0218d1117ad9ecd4100f.js

311 ms

collect

collect

12 ms

collect

collect

83 ms

getseal

getseal

65 ms

conversion.js

conversion.js

32 ms

rollover.js

rollover.js

52 ms

poolfilters.biz

poolfilters.biz

151 ms

paypall.jpg

paypall.jpg

329 ms

facebook.jpg

facebook.jpg

160 ms

twitter.jpg

twitter.jpg

163 ms

header-left.jpg

header-left.jpg

218 ms

menu-bg.jpg

menu-bg.jpg

161 ms

header-right.jpg

header-right.jpg

224 ms

trans.gif

trans.gif

163 ms

btn_mini_search.gif

btn_mini_search.gif

476 ms

pro-01.gif

pro-01.gif

290 ms

flash01.jpg

flash01.jpg

356 ms

pro-01.jpg

pro-01.jpg

291 ms

go.gif

go.gif

366 ms

pro-02.jpg

pro-02.jpg

361 ms

nature.gif

nature.gif

440 ms

css-sprite.png

css-sprite.png

429 ms

title-01-bg.gif

title-01-bg.gif

413 ms

title-02-bg.jpg

title-02-bg.jpg

415 ms

getseal

getseal

87 ms

42 ms

1.js

1.js

67 ms

31 ms

host.js

host.js

287 ms

rollover.core.js

rollover.core.js

4 ms

ii.aspx

ii.aspx

22 ms

AltSealInfo.aspx

AltSealInfo.aspx

36 ms

MP755720394a_Seal_BLX.png

MP755720394a_Seal_BLX.png

43 ms

Static.aspx

Static.aspx

58 ms

rollover_BSG_2011_10.png

rollover_BSG_2011_10.png

4 ms

bf3c4a111019949f5c4ba45f0f5ce09c.css

bf3c4a111019949f5c4ba45f0f5ce09c.css

95 ms

jquery.min.js

jquery.min.js

60 ms

tm-float-bg-right-bottom.png

tm-float-bg-right-bottom.png

28 ms

float2-right.png

float2-right.png

254 ms

Accessibility Review

poolfilters.biz accessibility score

66

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

[role]s do not have all required [aria-*] attributes

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

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.

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

Image elements do not have [alt] attributes

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

poolfilters.biz best practices score

75

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

poolfilters.biz SEO score

83

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

    N/A

  • Encoding

    UTF-8

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

poolfilters.biz

Open Graph description is not detected on the main page of Pool Filters. 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: