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Bottom Seals & Threshold for Self-Storage Roll Doors
Key Benefits of Bottom Seals & Thresholds
What are bottom seals and thresholds?
Bottom seals and thresholds are weatherproofing components installed at the base of roll-up doors to help close gaps, reduce airflow, and protect against water, debris, and pests.
Designed for self-storage and mini-warehouse doors, these products help improve door performance and protect both the door system and the contents inside each unit.
- - Helps block water, dust, debris, and pests at the base of the door
- - Reduces drafts to improve energy efficiency and interior conditions
- - Cushions door contact for smoother operation and reduced wear
Bottom seals are typically mounted to a retainer on the door and can be removed and replaced as part of routine maintenance.
Compatible with popular brands including Janus, DBCI, Wayne Dalton, USDoor, Roll-Rite, and Roll Lite.
Maintenance Tip: Bottom seals, thresholds, and protective felt strips are often overlooked, but play an important role in preventing water intrusion, reducing wear, and protecting stored contents.





































