Tools & Wizards About Us
airfilterusa.com screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

airfilterusa.com

Order Replacement Air Filters Online for Residential or Commercial Air Filtration | Air Filters, Inc.

Page Load Speed

3.8 sec in total

First Response

51 ms

Resources Loaded

3 sec

Page Rendered

744 ms

airfilterusa.com screenshot

About Website

Visit airfilterusa.com now to see the best up-to-date Air Filterusa content for United States and also check out these interesting facts you probably never knew about airfilterusa.com

For 65 years, Air Filters, Inc. has supplied a variety of industries from medical to OEM for their air filtration needs. From stock to custom products, Air Filters, Inc. holds patents for innovative n...

Visit airfilterusa.com

Key Findings

We analyzed Airfilterusa.com page load time and found that the first response time was 51 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

airfilterusa.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value8.6 s

1/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value1,510 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.19

64/100

15%

TTI (Time to Interactive)

Value11.6 s

18/100

10%

Network Requests Diagram

airfilterusa.com

51 ms

www.airfilterusa.com

922 ms

styles.css

180 ms

mirasvit_searchindex.css

300 ms

styles.css

305 ms

Our browser made a total of 113 requests to load all elements on the main page. We found that 72% of them (81 requests) were addressed to the original Airfilterusa.com, 4% (5 requests) were made to Use.typekit.net and 4% (4 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (989 ms) belongs to the original domain Airfilterusa.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 219.9 kB (14%)

Content Size

1.5 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Airfilterusa.com main page is 1.5 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. 70% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 113.7 kB

  • Original 135.3 kB
  • After minification 127.1 kB
  • After compression 21.6 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 113.7 kB or 84% of the original size.

Image Optimization

-4%

Potential reduce by 37.1 kB

  • Original 1.0 MB
  • After minification 967.2 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. Air Filterusa images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 54.5 kB

  • Original 315.1 kB
  • After minification 313.5 kB
  • After compression 260.7 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 54.5 kB or 17% of the original size.

CSS Optimization

-19%

Potential reduce by 14.6 kB

  • Original 75.4 kB
  • After minification 75.4 kB
  • After compression 60.9 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. Airfilterusa.com needs all CSS files to be minified and compressed as it can save up to 14.6 kB or 19% of the original size.

Requests Breakdown

Number of requests can be reduced by 65 (64%)

Requests Now

102

After Optimization

37

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 102 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Air Filterusa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 56 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

airfilterusa.com

airfilterusa.com

51 ms

www.airfilterusa.com

www.airfilterusa.com

922 ms

styles.css

styles.css

180 ms

mirasvit_searchindex.css

mirasvit_searchindex.css

300 ms

styles.css

styles.css

305 ms

amshopby.css

amshopby.css

301 ms

amazon.css

amazon.css

302 ms

jquery.mmenu.all.css

jquery.mmenu.all.css

305 ms

custom-styles.css

custom-styles.css

285 ms

responsive.css

responsive.css

366 ms

jquery.fancybox.css

jquery.fancybox.css

373 ms

prototype.js

prototype.js

478 ms

jquery-1.12.1.min.js

jquery-1.12.1.min.js

467 ms

noconflict.js

noconflict.js

377 ms

ccard.js

ccard.js

380 ms

validation.js

validation.js

454 ms

builder.js

builder.js

450 ms

effects.js

effects.js

464 ms

dragdrop.js

dragdrop.js

466 ms

controls.js

controls.js

537 ms

slider.js

slider.js

531 ms

js.js

js.js

549 ms

form.js

form.js

543 ms

translate.js

translate.js

541 ms

cookies.js

cookies.js

551 ms

jquery.min.js

jquery.min.js

643 ms

underscore.js

underscore.js

613 ms

backbone.js

backbone.js

639 ms

form.js

form.js

614 ms

autocomplete.js

autocomplete.js

619 ms

logic.js

logic.js

621 ms

modernizr.custom.min.js

modernizr.custom.min.js

689 ms

selectivizr.js

selectivizr.js

696 ms

matchMedia.js

matchMedia.js

693 ms

matchMedia.addListener.js

matchMedia.addListener.js

694 ms

enquire.js

enquire.js

712 ms

app.js

app.js

726 ms

ionicons.min.css

ionicons.min.css

43 ms

css

css

46 ms

xkz0fgm.js

xkz0fgm.js

170 ms

seal.js

seal.js

97 ms

jquery.cycle2.min.js

jquery.cycle2.min.js

770 ms

jquery.cycle2.swipe.min.js

jquery.cycle2.swipe.min.js

579 ms

slideshow.js

slideshow.js

482 ms

imagesloaded.js

imagesloaded.js

479 ms

minicart.js

minicart.js

497 ms

msrp.js

msrp.js

509 ms

msrp_rwd.js

msrp_rwd.js

547 ms

jquery.mmenu.min.all.js

jquery.mmenu.min.all.js

554 ms

global.js

global.js

487 ms

jquery.hoverIntent.minified.js

jquery.hoverIntent.minified.js

477 ms

jquery.mixitup.js

jquery.mixitup.js

512 ms

jquery.sticky.js

jquery.sticky.js

508 ms

jquery.fancybox.js

jquery.fancybox.js

491 ms

home.js

home.js

470 ms

analytics.js

analytics.js

98 ms

gtm.js

gtm.js

294 ms

AirFilterUSA-2018-2.png

AirFilterUSA-2018-2.png

270 ms

sprite.png

sprite.png

426 ms

banner-home.png

banner-home.png

679 ms

astrosorbplus-4-inch-2_16_1.png

astrosorbplus-4-inch-2_16_1.png

426 ms

pollen.png

pollen.png

270 ms

dust.png

dust.png

270 ms

virus.png

virus.png

424 ms

spritesheet-steps.png

spritesheet-steps.png

423 ms

USA.png

USA.png

424 ms

healthcare-filter-housing_4.png

healthcare-filter-housing_4.png

678 ms

bg_steps.png

bg_steps.png

442 ms

step-divider.png

step-divider.png

441 ms

step-main-img.png

step-main-img.png

442 ms

no-image-available.jpg

no-image-available.jpg

736 ms

logo-USA-white.png

logo-USA-white.png

592 ms

FURNACE-STANDARD_1_1_1.jpg

FURNACE-STANDARD_1_1_1.jpg

591 ms

Washable_15.jpg

Washable_15.jpg

591 ms

bucket-img-default.png

bucket-img-default.png

728 ms

CARBON_1.jpg

CARBON_1.jpg

727 ms

youtube_preview.jpg

youtube_preview.jpg

761 ms

logo-nafa.png

logo-nafa.png

736 ms

logo-filtera.png

logo-filtera.png

741 ms

logo-ashrae.png

logo-ashrae.png

787 ms

logo-onsite.png

logo-onsite.png

787 ms

logo-footer-2018.png

logo-footer-2018.png

801 ms

opc-ajax-loader.gif

opc-ajax-loader.gif

795 ms

AFI-Banner.jpg

AFI-Banner.jpg

989 ms

paymentLogos.png

paymentLogos.png

820 ms

spritesheet-resources.png

spritesheet-resources.png

789 ms

2sDcZG1Wl4LcnbuCNWgzaGW_.woff

2sDcZG1Wl4LcnbuCNWgzaGW_.woff

209 ms

2sDfZG1Wl4LcnbuKjk0g.woff

2sDfZG1Wl4LcnbuKjk0g.woff

209 ms

2sDcZG1Wl4LcnbuCJW8zaGW_.woff

2sDcZG1Wl4LcnbuCJW8zaGW_.woff

531 ms

ionicons.ttf

ionicons.ttf

44 ms

d

d

44 ms

d

d

44 ms

ec.js

ec.js

32 ms

linkid.js

linkid.js

170 ms

secure90x72.gif

secure90x72.gif

178 ms

social-spritesheet_color.png

social-spritesheet_color.png

757 ms

d

d

94 ms

d

d

92 ms

collect

collect

157 ms

collect

collect

178 ms

p.gif

p.gif

181 ms

js

js

76 ms

bat.js

bat.js

259 ms

hotjar-106546.js

hotjar-106546.js

272 ms

insight.min.js

insight.min.js

266 ms

swap.js

swap.js

271 ms

trackatron4.js

trackatron4.js

252 ms

trackatron4.js

trackatron4.js

270 ms

fbevents.js

fbevents.js

181 ms

ATRK_95032BBC_min.js

ATRK_95032BBC_min.js

275 ms

ga-audiences

ga-audiences

250 ms

insight_tag_errors.gif

insight_tag_errors.gif

142 ms

modules.1a30a0a67c3c23c13060.js

modules.1a30a0a67c3c23c13060.js

40 ms

Accessibility Review

airfilterusa.com accessibility score

70

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.

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

airfilterusa.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

High

Page has valid source maps

SEO Factors

airfilterusa.com SEO score

83

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

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

    EN

  • Encoding

    UTF-8

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

airfilterusa.com

Open Graph description is not detected on the main page of Air Filterusa. 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: