The Krusty Krab freezer is the freezer used at the Krusty Krab. It first appears in the episode "SB-129."
The freezer is located in the Krusty Krab kitchen behind the grill. The entrance is a blue door with a window and a white lock. The room is used for storing Krabby Patty meat prior to their cooking.
The interior is colored blue. On the ceiling is an air vent which leads to a labyrinth of air ducts around the Krusty Krab. It also contains a thermostat which can greatly increase the temperature of the room.
Role in series
Squidward hides from SpongeBob and Patrick in the freezer in an effort to get them off his back. However, when he tries to open the door, he finds that it is locked. He believes that he will be found soon enough, but only emerges from it after being frozen solid for 2,000 years.
SpongeBob, Patrick, Squidward, and Mr. Krabs get locked in the freezer on the Krusty Krab's eleventy-seventh anniversary. They climb up to the air vent and begin an effort to escape and continue the festivities.
The freezer is used as the hideout of the Jelliens. SpongeBob destroys them with mayonnaise, at one point having the heat turned up to destroy their leader.