Sectional Doors
The insulated, glazed alternative — and when it wins.
Learn more →A curtain of interlocking steel slats coiling around a barrel above the opening — maximum toughness and security in minimum space.
Interlocking steel slats form a curtain that travels in guides up each side of the opening and coils around a spring-loaded barrel above it. No ceiling tracks, no panels swinging back into the space — the whole system lives in a compact coil at the header. That geometry is the roll-up's superpower: it fits where sectionals can't and leaves the ceiling entirely free.
When ceiling space is spoken for (racking, sprinklers, HVAC), when security is the top priority (a steel curtain with slide locks is a formidable barrier), when the opening is exposed to abuse, or on self-storage and yard buildings where simplicity wins. Sectionals answer back with insulation options and glass — see the comparison on our sectional page.
Base rolling steel is a single steel curtain — thermally, a radiator. Insulated slat versions (foam-filled double-wall slats) exist and matter for conditioned spaces, though their R-values trail insulated sectionals. For a Las Vegas warehouse you're cooling, we'll show you both routes with honest thermal expectations.
Rolling doors counterbalance with springs inside the barrel — when they fatigue, the curtain gets heavy and travel gets dangerous. Barrel spring adjustment and replacement is specialized, high-tension work (even more so than sectional springs); it's a call-us situation, not a maintenance task.
Yes — the small-format rolling shutters over service counters, bars, kitchens and pharmacy windows use the same principles at smaller scale. Repairs, motorization and new installs all covered.
The insulated, glazed alternative — and when it wins.
Learn more →Hoist and tube operators that drive rolling doors.
Learn more →Slat replacement, guides, barrels and springs.
Learn more →Repair on an existing curtain or spec for a new opening — one site visit answers both.