Lawrence Roll-Up Doors, Inc.

Made In the USA…since 1925

Service & Counter Service Doors

Model SD Service Door MD Service Door HD Service Door CD Counter Service Door
Application smaller sizes, lower usage moderate sizes, normal usage larger sizes, increased durability, higher usage service counters and other small openings
Size Limits
16′ wide, 14′ high, 200 sq. ft. 20′ wide, 16′ high consult factory over 40′ x 25′ 20′ wide, 10′ high, 120 sq. ft.
Cycle Life
10,000 cycles 20,000 cycles 50,000 cycles to 30′ x 16′ – 20,000 cycles on larger sizes 10,000 cycles
Warranty 1 year 1 year 2 years 1 year
Slat Types
“C” – 3 1/4″ x 9/16″ semi-curved slats,
“F” – 2″ x 9/16″ flat slats
“T” – 2 5/8″ x 3/4″ flat slats “T” – 2 5/8″ x 3/4″ flat slats “F” – 2″ x 9/16″ flat slats
Slat Gauge
24 ga. 24 ga. to 16′ wide,
22 ga. over 16′ wide
22 ga. to 16′ wide,
20 ga. over 16′ to 30′ wide,
18 ga. over 30′ wide
22 ga. steel or stainless steel, 18 ga. (.040″) aluminum
Windlocks not available not available over 20′ wide over 16′ wide (14′ – aluminum slats)
Bottom Bar
extruded aluminum extruded aluminum to 16′ wide, double steel angle over 16′ wide double steel angle single angle (to match slats)
Guides 12 ga. U-channels,
1/8″ minimum wall angles
11 ga. U-channels, 3/16″ minimum wall angles 3/16″ U-channels, 3/16″ minimum wall angles extruded aluminum shapes with wear strips
Barrel 4 1/2″ dia. minimum pipe 4 1/2″ dia. minimum pipe 6 5/8″ dia. minimim pipe 4 1/2″ dia. minimum pipe
Brackets 1/8″ minimum 3/16″ minimum 3/16″ minimum 1/8″ minimum
Bearings standard weight non-precision standard weight non-precision heavy weight precision ground standard weight non-precision
Push-up to 12′ wide, 10′ high, 96 sq. ft. to 10′ wide, 8′ high to 8′ wide, 8′ high to 12′ wide, 8′ high, 84 sq. ft. (14′ wide, 96 sq. ft. – aluminum slats)
Chain Hoist
roller chain sprocket reduction cast iron gear reduction cast iron gear reduction awning crank on larger sizes
Hood (24 ga. optional) 24 ga. 24 ga. 24 ga. (20 ga. (032″) aluminum)
Available Options
few many most many
Alternate Models
not available
MW Weather-Edge Door with Perimeter Weatherseals
MI Insulated Door (PVC Backslats)
HW Weather-Edge Door with Perimeter Weatherseals
HI Insulated Door (Steel Backslats)
HV Ventilated Door with Perforated Slats
not available

Lawrence Roll-Up Doors, Inc. reserves the right to change specifications without notice. Refer to Standard Specifications sheets (available upon request) for complete product information. © 2017 Lawrence Roll-Up Doors, Inc.

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