Models:
N Steel Counter Doors
SN Stainless Steel Counter Doors
R&S Steel and Stainless Steel Counter Doors combine the strength and
durability of a rolling service door with compact design and neat appearance.
Although primarily used as a closure on counter openings, it may also be used
on openings providing walk-thru or drive-thru access.
Specifications
Two years or 12,500 cycles
Face of wall or between-jamb.
Push-up to 14′ wide and awning crank on larger sizes is standard (awning crank should be considered when doors are to be operated over a deep counter of over 7′ high). Chain hoist or motor operation are optional.
Interlocking type 17 flat slats are roll formed from 22 gage (galvanized steel)
(stainless steel) coil. With a single angle Bottom Bar.
Interlocking type 17 flat slats are roll formed from 22 gage (galvanized steel)
(stainless steel) coil. With a single angle Bottom Bar
Steel plate brackets are bolted to guides to support curtain and barrel and provide mounting for hood.
Steel pipe houses torsion spring assembly and supports curtain with a deflection of .03 inch per foot of width. Torsion springs are mounted on a continuous cold rolled steel shaft, adjustable by a tension wheel outside one bracket.
Square hood formed from 24 gauge (galvanized steel) (stainless steel) sheet, reinforced with tip and bottom flanges to limit deflection.
Slide Bolt locks standard for push-up operation, optional otherwise.
Galvanized steel slats and hoods are pre-finished with a baked on gray polyester primer before forming (Tan or bare available upon request). Steel footpiece, guides and brackets receive one coat of rust inhibiting color matching primer. Exposed stainless steel provided with #4 finish.
Options
Available on all exposed surfaces.
Hot dip Galvanizing available on footpiece, guides and brackets
Curtain designs to withstand wind loads exceeding 20PSF.
Designs to provide up to 50,000 operating cycles or maximum possible in design.
Single or multiple 3″ wide cutouts, open for ventilation or covered with acrylic.
To accommodate special sill conditions.
Key or thumbturn cylinder lock installed on footpiece or guide for added security and convenience.
Hot dip galvanizing on footpiece, guides and brackets.
Tubular Motor Operator
Motors completely contained within the barrel can be provided for counter doors in limited usage applications. Only the manual crank override is visible outside the bracket.
The units are available in 115 volt/ single phase with constant contact one button or key switch control. They can also be provided with a low voltage controller when options such as a 3 button station, reversing edge or timer are required.