R+ Doors Video

How to Adjust a Sliding Door Gasket

Brian Baker August 28, 2026 Updated August 28, 2026 2 views

Learn how to adjust the gasket on a horizontal sliding walk-in cooler or freezer door. This video provides a helpful overview of sliding door gasket adjustment to help maintain consistent contact between the door, gasket, and frame when the door is in the closed position.

A properly adjusted gasket is essential to the performance of a cold storage sliding door. If the gasket does not make consistent contact around the door opening, gaps can allow cold air to escape and warm, humid air to enter the refrigerated space. This can contribute to condensation, frost and ice buildup, temperature fluctuations, and increased demand on the refrigeration system.

Proper gasket adjustment helps create an effective seal while allowing the sliding door to open and close smoothly. Inspecting gasket condition and alignment is an important part of routine maintenance, particularly on horizontal sliding doors used frequently in commercial and industrial cold storage environments.

This video is a useful resource for refrigeration technicians, facility managers, maintenance personnel, contractors, and cold storage operators who need to adjust a sliding door gasket or troubleshoot air leaks and sealing problems around a walk-in cooler or freezer door.

R+ Doors manufactures commercial horizontal sliding cooler and freezer doors for cold storage warehouses, food processing facilities, distribution operations, walk-in coolers and freezers, and other temperature-controlled applications.

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