Trojan® Specialty Products 66B Round Cover Replacement #13999

The Trojan 66B Replacement Round Cover (Part #13999) is a direct-fit replacement lid designed to restore protection and functionality to Trojan 66B gas stock tank heaters. Featuring a built-in hinge, this cover makes it easier to access internal components while providing a secure, durable seal against weather, debris, and livestock wear.

This cover is ideal for replacing rusted, warped, or damaged original lids, helping extend the life of your heater and keep it operating safely and efficiently through cold weather. Built for rugged farm conditions, it installs seamlessly on compatible Trojan 66B heaters with no modifications required.

A practical replacement for producers who want a simple, reliable fix without replacing the entire heater.