Tools & Wizards About Us
zemchemicals.com screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

zemchemicals.com

Leading Roof Heat and Waterproofing Services in Karachi, Pakistan

Page Load Speed

3.9 sec in total

First Response

222 ms

Resources Loaded

3.3 sec

Page Rendered

301 ms

zemchemicals.com screenshot

About Website

Click here to check amazing Zemchemicals content. Otherwise, check out these important facts you probably never knew about zemchemicals.com

Top Roof Heat Proofing and Waterproofing Company in Karachi. Specializing in effective solutions for Tank and Basement Leakages. Contact us at 0332-0066625.

Visit zemchemicals.com

Key Findings

We analyzed Zemchemicals.com page load time and found that the first response time was 222 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

zemchemicals.com performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

33/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

44/100

25%

SI (Speed Index)

Value20.3 s

0/100

10%

TBT (Total Blocking Time)

Value560 ms

53/100

30%

CLS (Cumulative Layout Shift)

Value0.389

26/100

15%

TTI (Time to Interactive)

Value10.3 s

25/100

10%

Network Requests Diagram

zemchemicals.com

222 ms

zemchemicals.com

1760 ms

autoptimize_0e527b82119b35aa22e2b5db5f03bfe6.css

342 ms

autoptimize_single_a73bd792dc259321970ebe78ae76e51e.css

269 ms

autoptimize_single_2cd4cf8770c7674184cb7112f6d4ddd5.css

199 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 78% of them (40 requests) were addressed to the original Zemchemicals.com, 6% (3 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Zemchemicals.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 299.0 kB (26%)

Content Size

1.2 MB

After Optimization

863.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zemchemicals.com main page is 1.2 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. 55% of websites need less resources to load. Images take 497.8 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 88.5 kB

  • Original 113.0 kB
  • After minification 112.7 kB
  • After compression 24.5 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 88.5 kB or 78% of the original size.

Image Optimization

-2%

Potential reduce by 8.4 kB

  • Original 497.8 kB
  • After minification 489.3 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. Zemchemicals images are well optimized though.

JavaScript Optimization

-34%

Potential reduce by 146.2 kB

  • Original 432.2 kB
  • After minification 432.2 kB
  • After compression 286.0 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 146.2 kB or 34% of the original size.

CSS Optimization

-47%

Potential reduce by 55.8 kB

  • Original 119.7 kB
  • After minification 64.0 kB
  • After compression 63.9 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. Zemchemicals.com needs all CSS files to be minified and compressed as it can save up to 55.8 kB or 47% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (27%)

Requests Now

44

After Optimization

32

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zemchemicals. 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 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zemchemicals.com

zemchemicals.com

222 ms

zemchemicals.com

zemchemicals.com

1760 ms

autoptimize_0e527b82119b35aa22e2b5db5f03bfe6.css

autoptimize_0e527b82119b35aa22e2b5db5f03bfe6.css

342 ms

autoptimize_single_a73bd792dc259321970ebe78ae76e51e.css

autoptimize_single_a73bd792dc259321970ebe78ae76e51e.css

269 ms

autoptimize_single_2cd4cf8770c7674184cb7112f6d4ddd5.css

autoptimize_single_2cd4cf8770c7674184cb7112f6d4ddd5.css

199 ms

jquery.min.js

jquery.min.js

342 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

135 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

199 ms

wp-polyfill.min.js

wp-polyfill.min.js

385 ms

js

js

58 ms

autoptimize_f62c191b367307410452a88059df98f8.js

autoptimize_f62c191b367307410452a88059df98f8.js

411 ms

css

css

26 ms

embed

embed

300 ms

logo-original-300x300.png

logo-original-300x300.png

1117 ms

roof-heat-proofing-services-in-karachi-pakistan.jpg

roof-heat-proofing-services-in-karachi-pakistan.jpg

87 ms

roof-leakage-seepage-water-proofing-services-in-karachi.jpg

roof-leakage-seepage-water-proofing-services-in-karachi.jpg

86 ms

water-tank-leakage-treatment-services-in-karachi.jpg

water-tank-leakage-treatment-services-in-karachi.jpg

205 ms

bathroom-leakage-seepage-repair-services-in-karachi-1.jpg

bathroom-leakage-seepage-repair-services-in-karachi-1.jpg

205 ms

roof-heat-proofing-services-in-karachi-pakistan-by-zamzam-chemicals-1.jpg

roof-heat-proofing-services-in-karachi-pakistan-by-zamzam-chemicals-1.jpg

205 ms

roof-leakage-seepage-waterproofing-repair-services-in-karachi-pakistan.jpg

roof-leakage-seepage-waterproofing-repair-services-in-karachi-pakistan.jpg

205 ms

video-gallery-300x225.jpg

video-gallery-300x225.jpg

291 ms

water-tank-leakage-seepage-repair-services-in-karachi-pakistan-by-zamzam-chemicals-1.jpg

water-tank-leakage-seepage-repair-services-in-karachi-pakistan-by-zamzam-chemicals-1.jpg

290 ms

foundation-bitumen-waterproofing-treatment-services-in-karachi-pakistan.jpg

foundation-bitumen-waterproofing-treatment-services-in-karachi-pakistan.jpg

291 ms

bathroom-leakage-seepage-treatment-services-in-karachi.jpg

bathroom-leakage-seepage-treatment-services-in-karachi.jpg

289 ms

asbestos-ac-sheets-roof-leakage-waterproofing-treatment-in-karachi-pakistan-by-zamzam-chemicals-1.jpg

asbestos-ac-sheets-roof-leakage-waterproofing-treatment-in-karachi-pakistan-by-zamzam-chemicals-1.jpg

290 ms

galvanized-iron-gi-sheets-roof-leakage-waterproofing-services-in-karachi-pakistan-by-zem-chemicals.jpg

galvanized-iron-gi-sheets-roof-leakage-waterproofing-services-in-karachi-pakistan-by-zem-chemicals.jpg

351 ms

basement-leakage-seepage-repair-waterproofing-services-in-karachi-pakistan-by-zamzam-chemicals-1.jpg

basement-leakage-seepage-repair-waterproofing-services-in-karachi-pakistan-by-zamzam-chemicals-1.jpg

351 ms

zem-30-heat-shield-roof-cooling-paint-chemical.jpg

zem-30-heat-shield-roof-cooling-paint-chemical.jpg

351 ms

projects-did-by-zem-chemicals.jpg

projects-did-by-zem-chemicals.jpg

351 ms

akbar-grp.png

akbar-grp.png

272 ms

first-women-bank.png

first-women-bank.png

325 ms

fbnc.png

fbnc.png

325 ms

prc.png

prc.png

325 ms

indus-automobiles.png

indus-automobiles.png

326 ms

nomi-ansari.png

nomi-ansari.png

326 ms

kompass-pakistan.png

kompass-pakistan.png

343 ms

roomi-enterprises.png

roomi-enterprises.png

344 ms

orient-textiles.png

orient-textiles.png

345 ms

tayyaba-travel.png

tayyaba-travel.png

345 ms

Qw3PZQNVED7rKGKxtqIqX5E-AVSJrOCfjY46_DjQbMZhKg.ttf

Qw3PZQNVED7rKGKxtqIqX5E-AVSJrOCfjY46_DjQbMZhKg.ttf

42 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

68 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

121 ms

entypo-fontello.woff

entypo-fontello.woff

373 ms

whatsapp_logo.svg

whatsapp_logo.svg

412 ms

x_icon.svg

x_icon.svg

411 ms

whatsapp_logo_green.svg

whatsapp_logo_green.svg

413 ms

js

js

171 ms

js

js

115 ms

js

js

44 ms

analytics.js

analytics.js

26 ms

collect

collect

15 ms

Accessibility Review

zemchemicals.com accessibility score

92

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.

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

zemchemicals.com best practices score

83

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

High

Browser errors were logged to the console

SEO Factors

zemchemicals.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

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 Zemchemicals.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 Zemchemicals.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

zemchemicals.com

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