Put the age checker on your site
Plumbers, HVAC companies and home inspectors can add the checker to their own website for free. Customers type their serial number and see how old the unit is, without leaving your page.
Copy this code
Paste it where you want the checker to appear. It sizes itself to fit.
<div data-howoldisthat="water-heater"><a href="https://howoldisthat.com/">How Old Is That</a></div>
<script src="https://howoldisthat.com/embed.js" async></script>Works in WordPress (Custom HTML block), Squarespace (Code block), Wix (Embed HTML) and plain HTML. No account or key needed. By adding it you agree to the terms of use; please keep the credit link.