Petersen Super Pete Insulated Access Door 100-0903

The Petersen Insulated Access Door (Part #100‑0903) is designed to fit your Super Pete Concrete Waterer like a glove. Built tough and insulated to lock in warmth, this replacement door helps maintain consistent water temperatures and reduces the risk of freezing in cold weather.

Whether you're prepping for winter or replacing a worn-out part, this durable access door helps your waterer run smoothly year-round. It’s easy to install, provides quick access for maintenance, and keeps your Super Pete unit performing its best.

Fits models: 50, 74H, 120H, 144, 150C, 225, 250, 300, 400, 450, 500, 34C, 44C, 74C, 94C, and 450 (valve end).