The Steele Rubber Products 1″ Bulb Seal is typically found on the inside edge of the slide-out outer wall. It slides into a track and seals against the camper wall or slide-out wiper when the slide-out is retracted. Unique profile design helps prevent side-flop when compressed and allows for greater surface contact.
Commonly paired with wiper seal:
3″ Peel-N-Stick Wiper Seal
3-1/2″ Peel-N-Stick Wiper Seal
4-1/16″ Peel-N-Stick Wiper Seal
• Height: 1″
• Width: 13/16″
• Length: 15′
Before You Order
Verify part number 99-4373-265 exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify 99-4373-265 on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.





