Galvanized Crimped End Caps – Small End – 28 Gauge are essential components for terminating or sealing the end of a duct or pipe run. Designed to fit securely inside the pipe, these galvanized stoppers help block airflow in unused lines while maintaining system performance. Constructed from 28-gauge galvanized steel, they provide durable and corrosion-resistant protection for residential and commercial HVAC ductwork systems. Perfect for efficient pipe closure in heating, ventilation, and air conditioning applications.