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2200-983-UPS

Linear Brake and Puck Assembly UPS HSLG

WA7102

MBAR Security Key for Manual Over-Ride (1 Key)

158176

Set Screw 3/8-16-1 Cup Point Zinc Plated Red Head

K003-KEY

Replacement Key for 3BXLT Key #3

  • Replacement key only for key #K003
MQ00020

Micanan Spring Pin 3/16" x 1-3/4" Long

OPH-6214-M-N1-LH

Manaras Opera-H 1 HP 240V 1Ph with Monitored Board and N1 Photoeyes Left Hand

  • A heavy-duty industrial jackshaft operator
  • For use on Standard High and Vertical Lift sectional doors
  • Can also be used on Rolling doors and Grilles
  • Comes with a self-engaging chain hoist for manual operation
  • Clearence: side room required 15"
MQ00002

Micanan Cotter Pin 1/8" x 2.5" Long

19-50HL-SS

Half (Offset) Link #50 Stainless Steel

  • For #50 chain
041-0347-000

LiftMaster Camera Replacement Kit

  • Compatible with models featuring a yellow learn button and Secure View™ Video Camera; manufactured after 2021 only.
S50E

LiftMaster Small Profile Ends Kit 10 Sets of 2

  • Fast easy to install and cost effective system no glue is required
  • One end for output wire other end with resistor for monitoring
  • Compatible with S50 Small Profile Edge
  • Includes: (10) sets of 2
343

Cable Clamps Galvanized 3/8" Sold per piece

  • Galvanized malleable cable clip
GALV-295-6-L

Cut-to-Length Torsion Spring .295 x 6" Left Hand Wound Galvanized Blue Price per Inch

  • Priced per inch - cones & filler sold seperately
  • For factory installed cones use part no. C-600-INSTALLED
041D0190

LiftMaster Power Cord RJO

  • Replacement 6' AC Power Cord
  • For use with various LiftMaster® and Chamberlain® RJO Series Wall Mounted Garage Door Openers and Light Duty Commercial Door Operators
41B5348-2

LiftMaster Socket and Hub Kit 8360/8360W

  • Compatible with LiftMaster® Models 8360/8360W Chain Drive Garage Door Openers
GALV-319-258-144-L

Torsion Spring .319 x 2-5/8" x 12ft LH Galvanized Blue/Green

  • Wire size: .319
  • Inside diameter: 2-5/8"
  • Length: 12 ft
  • Galvanized
GALV-306-334-144-L

Torsion Spring .306 x 3-3/4" x 12ft LH Galvanized Red

  • Wire size: .306
  • Inside diameter: 3-3/4"
  • Length: 12 ft
  • Galvanized Stenciled
GALV-295-258-144-R

Torsion Spring .295 x 2-5/8" x 12ft RH Galvanized Blue

  • Wire size: .295
  • Inside diameter: 2-5/8"
  • Length: 12 ft
  • Galvanized Stenciled
MOTOR069

Manaras Electric Motor 1HP 575V 3PH 60hz TEFCXP 56C CFACE Only No Base

S6TL2641E15

Erone 18-Channel Handheld Transmitter 433MHz

Wireless System Chart
BEA-10LIGHTBKT-TL

BEA Modular LED Signal Light Bracket

  • Bracket only for modular LED lights.
BEA-10LIGHT-TG

BEA Modular LED Signal Light Segment Green

  • Signal lights for industrial and vehicle flow management applications.
  • LED signal modular lights offer customizable configurations with “build-your-own” lighting elements that share a common base and bracket.
  • These LED signal units are available in red green yellow and an audible alarm cap and can be stacked in a tower configuration with up to six modules.
  • Operating temperature: -40 to 122F
  • Nema 4/IP65
  • Base sold separately
    • .......more details
User GuideDatasheet
2200-207

Linear Double Pulley 2" 5/8" Bore HSLG

OPH-6533-M-N1-LH

Manaras Opera-H 3/4HP 600V 3Ph with Monitored ECB and N1 Photoeyes Left Hand

  • A heavy-duty industrial jackshaft operator
  • For use on Standard High and Vertical Lift sectional doors
  • Can also be used on Rolling doors and Grilles
  • Comes with a self-engaging chain hoist for manual operation
  • Clearence: side room required 15"
SPR50B42X1

Sprocket 50B42 1" shaft 1/4" KW

  • 42 tooth sprocket for #50 chain
GHX-6114-M-RH

Manaras Explosion Proof Gear Head 1 HP 120V Monitored Right Hand

  • Nema 7/9 control box
  • Electrical connections from motor to control box consists of hazardous location certified fittings and NEMA 7/9 O/C/S push-button station
MT21-2M-YELLOW-E

Miller Edge 2-Wire Monitored Pressure Sensitive Edge Yellow End Outlet Sold per Foot

  • Electromechanical medium profile edge for rolling fire door applications. •Touch sensitive signaling allows for immediate reversing or stopping of motion. •The MT21 is completely felixible and will contour to curved surfaces. The MT21 will also act as weatherstrip. •Temperature range: -30F to 155F •Lead wire: 22 gauge universal •Sensitivity: nominal 6-8 PSI •2 wire NO configuration •Horizontal mount •ANSI/UL325 recognized component •One year warranty
MD-00025

Sprocket 410B23 x 1" 1/4" KW 2 SS

14-1008

PVC Roll 12" x .120" Standard Smooth 200' for Replacement Strip Curtain

  • Suitable for most average applications.
  • Temperature Range: -20°F to 150°F (-28° C to 66° C).
  • Formulated with ingredients that meet USDA requirements for incidental food contact.
K94-37849-1

LiftMaster Electric Motor 1HP 3-phase

  • Replacement motor for SL595103U and SL595103UL
LB710-14

Laminated Bumper Standard Black 10" x 14" 7" Projection Horizontal Installation ** Special Order

  • For use in low to medium traffic loading docks in factories and warehouses.
  • Can be used as rub rails at the sides of truck wells
  • Fabric reinforced rubber pads cut from recycled truck tires.
  • Rubber pads laminated between steel angles and secured with 3/4” rods
  • Bumper is fastened to dock surface with 3/8” steel angles and/or flat plates depending on the model chosen.
  • Wall mounting hole size is 7/8” diameter.
    • .......more details
GALV-375-6-R

Cut-to-Length Torsion Spring .375 x 6" Right Hand Wound Galvanized Yellow/Green Price per Inch

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-600-INSTALLED
  • Galvanized
K72-34845

LiftMaster Clutch Shaft Kit SL575GL

SHAFT117

Manaras Output Shaft for OSH

GALV-363-6-144-R

Torsion Spring .363 x 6" x 12ft RH Galvanized Green/White

  • Wire size: .363
  • Inside diameter: 6"
  • Length: 12 ft
  • Galvanized Stenciled
GALV-363-6-L

Cut-to-Length Torsion Spring .363 x 6" Left Hand Wound Galvanized Green/White Price per Inch

  • Priced per inch - cones & filler sold seperately
  • For factory installed cones use part no. C-600-INSTALLED
GALV-243-2-L

Cut-to-Length Torsion Spring .243 x 2" Left Hand Wound Galvanized White/Yellow Price per Inch

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-200-INSTALLED
RS36203

Roller 3" Steel Roller Head Only Heavy-Duty 6203 Bearing 5/8"

  • Steel Roller Wheel diameter: 3"-C 6203 bearing
  • Roller Head Only
OPH-6114-M-N1-RH

Manaras Opera-H 1 HP 120V 1Ph Monitored Board w/N1 Eyes Right Hand

  • A heavy-duty industrial jackshaft operator
  • For use on Standard High and Vertical Lift sectional doors
  • Can also be used on Rolling doors and Grilles
  • Comes with a self-engaging chain hoist for manual operation
  • Clearence: side room required 15"
R6000

Shaft Collar 1" with 2 Set Screws

  • Set Screws: 5/16 x 18
EGRESSKIT001

Manaras Egress Device + Hardware

AW14K500-18-RF

Miller Edge Air Wave Edge System Trans/Recvr 18ft Non-Monitored

  • AW14-RF MRF-01 RAH-500 (18') P50 P-50H 218-27-18
  • AW14-RF-K10 end plug connector plug 1/2”-18 ft. hose
301010

Whiting C-4 Anti Lozenge Bracket Curb Side ** Price by Quote Only

2705.143_150

Whiting Curbside Torsion Spring for Cube Truck Roll-Up Doors 15" Long Galvanized

  • torsion spring for cube trucks with small roll-up door
  • Specs: .143 x 2-3/16" x 15" Long
  • For Roadside order part # 2704.143*150
DC1000-125

Dyna-Hoist DC Series Direct Drive Opener 1 HP 110/240V 1ph ** Price by Quote Only

  • The direct drive operator consists of a DC electric motor directly coupled to a hollow shaft (30:1 reduction) worm gear reducer designed to install over keyed door shaft.
  • Continuous duty 1 HP 90 V DC 1750 rpm motor suitable for 110 to 240 V 1 PH and 60 Hz power supply.
  • Comes with integral absolute encoder to control the door travel
  • 24 V 5 amps back-up battery pack and 3/8” ratchet socket to accept and crank for manually operating the door in case of power failure
  • Programmable wall mountable UL325 compliant NEMA 4X control panel with LCD display and OPEN-CLOSE-STOP buttons on cover
  • Nema 4 photocell
    • .......more details
Pulse Series Installation ManualsDC Series Brochure
DHJ751L5-LH

LiftMaster Ind. Duty Hoist/Jackshaft Op. 3/4 HP 115/230 VAC Logic 5 Left Hand***Discontinued

  • Industrial-Duty Hoist/Jackshaft Operator with Internal Door Lock Sensor
  • Optimal for shopping mall applications with heavier rolling doors and grilles.
  • Provides a floor level chain hoist to ease manual operation in an emergency or power outage.
  • Includes a door lock sensor to prevent damage to the door and operator caused by attempts to automatically open a locked door.
  • Industrial Ball Bearings on 1" Output Shaft
  • Second Floor-Level Disconnect for Manual Lifting in an Emergency
    • .......more details
CG-HOIST-SGLE-114

ControlGard Chain Hoist Single Compound 1-1/4" Bore

  • Cornell Single Compound hoists are designed for smaller doors
  • Features an integral braking system that only moves when the user is actively pulling the chain
MOTOR481

Manaras Electric Motor 1 HP 600V 3PH TEFC Brake ** Special Order

BEARING033

Manaras 605 Ball Bearing 5/8"

CABLE_3/8SS-500

Cable 3/8" 7x19 500' Stainless Steel

ETH-311-1/2HP

Doorlec 1/2HP 115V Trolley Door Opener

  • Trolley model heavy-duty door operator designed to provide smooth dependable operation of sectional overhead type doors.
DM54-COATED

Cable Drum High Lift 54" 5250-54 Specialty Coated Pair

  • 54" High Lift aluminum die cast alloy.
  • 3/8"-16x2" hardened cup point set screws installed with red heads.
  • Color coded: Red-LH and Black=RH.
  • Maximum High Lift: 54" Maximum Door Height: 180" + High Lift
  • Rated lift per drum: 500 lbs
  • Maximum cable diameter: 3/16"
    • .......more details
CP-SH-34-16-1212

Lynx Complete Clutch Shaft Assembly for CDJH

  • 3/4" -16 x 12.50"
BOARD070MRSH12R

Manaras Replacement Control Board (Monitoring) RSH/RMSJ/RTBH 120V

  • On-board 390MHz radio receiver accepts 50 remote controls
5001-12-BLACK

Residential Side & Top Weather-Strip 12' Long - Black

  • Painted aluminum retainer with flexible dual fin vinyl.
  • Residential use.
C12/5-BLADE

Felco Replacement Blade FC12/5 Single Blade

  • Single balde only for FC12 cutter
2806.171.250

Whiting Spring Assby .171 x 2-3/16 x 25" L Roadside

  • Replacement torsion spring with cones
  • Specs: .171 x 2-3/16" x 25" Long
  • Roadside
  • For Curbside order part # 2807.171.250
LAP

Linear External Antenna Kit LA-P AAE00366

  • Compatible with DVS-1200 DVS-2400 and DUAL-824 systems
  • Omni-directional external antenna
  • Antenna connector mounts inside case wire whip extends outside case
  • Compatible with EXA-1000 external antenna
  • Designed to enhance the radio range of Linear's DVS-1200 DVS-2400 and DUAL-824 systems.
  • The LA-P antenna Type F connector can also be used for coax connection with a remote mounted EXA-1000 antenna.
    • .......more details
2806.162.220

Whiting .162 x 2-3/16 x 22" Roadside with Cones

GDI-HB311

GDI Direct Drive & Jackshaft HAML-RBH-2030 Nema 1 To Accept 1-1/4" Shaft UL-325 Photo Eyes Extra

  • Compact & Light Weight - Fast Installation
  • Applications Include Car Wash Cold Storage Pharmaceutical Agricultural Food Facility Sectional Grilles and Rolling Steel Doors
  • Brushless DC High Reliability Hi Efficiency & Low Maintenance Motor
  • No maintenance GearMotor sealed stainless steel bearings no limit switches no belts or hydraulic cylinders to maintain
  • One Operator Handles all AC Voltage Applications (115/208/230/460 & 575V)
  • Soft start soft stop
    • .......more details
GDI-LG910

GDI Jackshaft & Trolley JDMG-LG-2030 Nerma 1 UL325 Photo Eyes Extra

  • Low Headroom at 4-3/4" (Trolley)
  • Dimensions: 11.35" x 4.3" x 4.3"
  • Motor type: Brushless DC
  • Max cyles: Open/Cose per day = 3200
  • One operator can handle all AC voltages - Single phase and three phase
  • No maintenance GearMotor sealed stainless steel bearings no limit switches no belts or hydraulic cylinders to maintain
    • .......more details
LJH-383-1/2-RH

Doorlec 1/2 HP 208V 3PH Jackshaft Operator Right Hand

  • Heavy duty industrial type control station open close stop 24V. control circuit
  • Universal mounting right or left
  • Floor level disconnect device electrical and mechanical
  • Emergency chain hoist operation on LJH model only
  • Colour code wiring diagrams
  • Rotary type limit switches readily adjustable in both directions
    • .......more details
Technical information
K41-0246-000

LiftMaster Limit System Encoder IHSL24UL/INSL24UL

  • Compatible with the following models: IHSL24UL INSL24UL
SF375-S

Spring Fitting 3-3/4" Stationary Side Only Long Ear 1" Bore

  • Universal thread for use in either LH or RH wound springs.
  • Maximum wire size diameter: .4062".
  • Set screw installed: 3/8"-16 x 1-1/2" (2).
  • Mounting: 1" tube or solid shaft - min. 1/2 turns on the set screws.
  • Winding bar hole 5/8"
K41-0259-000

LiftMaster Chain Guard IHSL/ INSL24UL

4580-304-SLATE/GY

Adseal DWS Weatherseal Silicone Adhesive Sealant 304ML Slate Grey 458-22 *** To Extent of Inventory

  • 304ml cartridge
  • Ideal for movement and perimeters joints
  • Meets ASTM C920 S NS Class 50 NT M GA O
  • Meets AAMA 802 and 805 standards
  • Can be used on aluminum glass masonry some plastics painted and unpainted metals & does not yellow
  • Excellent resistance to UVs for indoor and outdoor use
    • .......more details
4580-304-CHOC/BRN

Adseal DWS Weatherseal Silicone Adhesive Sealant 304ML Chocolate Brown 458-19 *** To Extent of Inventory

  • 304ml cartridge
  • Ideal for movement and perimeters joints
  • Meets ASTM C920 S NS Class 50 NT M GA O
  • Meets AAMA 802 and 805 standards
  • Can be used on aluminum glass masonry some plastics painted and unpainted metals & does not yellow
  • Excellent resistance to UVs for indoor and outdoor use
    • .......more details
R1P

Erone Radium + Paradox 1-Channel Key Chain Transmitter 433MHz *** Sold in multiples of 10 only

  • Designed for the control of automatic closing systems and anti-burglar systems thanks to its very high security coding system (KeeLoq® Hopping code).
  • The code sent by the transmitter changes at each activation avoiding any scanning and copying risk.
  • A special algorithm allows to keep synchronized transmitter and receiver.
  • Range up to 250 m (820 ft)
  • Ergonomic rugged & durable
  • Battery: Two 3V lithium battery (CR2016)
    • .......more details
Wireless System Chart
C-20X14-134-W-OLD

Thermal Window 20" x 14" for 1-3/4" Cedo Original White Old Style

  • For 1-3/4" thick door
  • Old style with round screw heads
  • Glass Dimensions: 17-3/4" x 12-11/32"
  • Hole Size: 18-3/4" x 13-3/8"
  • Exterior Frame: 19-3/4" x 14-3/8"
2BXL

Control Station Exterior Surface Mount O/C N4 with Key Lockout

  • OPEN-CLOSE Push Button with Lockout
  • Metal Enclosure
  • Buttons aligned vertically H=4-3/8"" W=4-1/8"" D=2-5/8""
Installation Manual 2BXL
210-0040

TNR Doors CurtainLok Assembly Kit Grey 5/ Kit (10 pcs) ** Price by Quote Only

  • 5 complete curtain locks with fasteners per kit
MD00008

Micanan Limit Chain with Link

RN0037-SS

Roller 3" Black Nylon 7" Stainless Steel Stem Precision Sealed Bearing 6203

  • A supreme precision sealed bearing roller that never requires lubrication
  • Ideal for high usage and high moisture areas ie..carwash
  • 7/16" stainless steel shaft.
  • 100 lb load 100000 cycles of a 12' door
  • Stem Length - 6.69" which does not include the shoulder Overall Length - 7.97"
O02R9000

AirLift Turnbuckle Complete

PRO-GHC-10011U-L

Micanan 1 HP 120V 1P Gearhead Operator with N1 Eyes Monitored ECB Left Hand

  • External radio control terminal strip
  • Heavy duty worm gear reduction in oil bath gearbox
  • Solenoid brake standard
  • #50 roller chain and sprockets on final drive
  • Emergency chain hoist with electrical cut-out switch for manual operation
  • Full function Smart 10.0 logic board and on-board receiver
    • .......more details
202-0022

TNR Composite Bottom Bar Arm for HDXL *** Price by Quote Only

K1D8059-1CC

LiftMaster Main Control Board with Heat Sink

  • This is a Pre-UL2016 Seven Segment Main Control Board with Heat Sink.
  • Compatible with LiftMaster® Models CSL24VDC CSW24VDC RSL12VDC and RSW12VDC Pad Mount Gate Operators.
  • Complete replacement kit includes: logic board adapter harness and installation hardware.
SMT7000TP5

Telco Thru Beam Transmitter DC M18 5M Cable

  • Supply Voltage: 10 - 30 V dc
  • Light Source: Infrared (880 nm)
  • Control Feature: Test Input
  • Sensing Range: 20 m
  • Housing: M18 x 1 Plastic
  • Connection: 5m cable
    • .......more details
SMR7620TP5

Telco Thru Beam Receiver M18

  • Supply voltage: 10 - 30 V dc
  • Control Feature: Sensitivity pot. and light/dark switch
  • Sensing range: 20 m
  • Output Status: N.C./N.O.
  • Housing: 18 x 1 Plastic
  • 5M cable
    • .......more details
176282

Replacement Blade only for 3" Safety Bottom Bracket Sold per Blade

  • Replacement Blade only fits models SBB-3 and BK021
  • Sold individually
  • 2 blades are required per pair
G-21X13-134-W-LOE

Thermal Window Clear 21" x 13" for 1-3/4" Door White Low-E Argon Glass

  • For 1-3/4" thick door
K71-416-7NH

LiftMaster Loop Detector Board 24V ***No Longer Available

  • Also known as: 714167NH G714167NH 71-416-7NH
  • For use with various LiftMaster® Commercial Swing and Slide Gate Operators
1420-134-WHITE

Elton Commercial Window for Flush Doors 1-3/4" thick 1420 White Frame Sealed Glass

  • Screw together window kit
  • Thermal window
  • Frame size: 19 1/2” x 14 5/16”
  • Cut-out size: 18 3/4” x 13 5/8”
  • Vision area: 16 15/16” x 11 5/8“
  • Different glass options and frame colours are available upon request
    • .......more details
BCH501L5L-BZ

LiftMaster 1/2 HP 115/230 VAC 1 PH Commercial Hoist Op L5 Carwash and Roller Bearing Mod. LH ***No Longer Available

  • H-style operators include a floor level chain hoist to ease manual operation in an emergency or power outage.
  • The operators are typically mounted to the wall when used with larger sectional overhead doors with vertical or high lift and mounted to the wall or the front of the hood when used with rolling doors and grilles.
  • H operators are attached to the door jackshaft to indirectly drive the door.
  • MyQ® Technology enables you to securely monitor and control your facility operator and lights with your smartphone tablet or computer for greater peace of mind.
  • Alerts can be received as email or pop-up (push) notifications on a mobile device ensuring the status of your commercial door.
  • Security+ 2.0™ safeguards your facility – with every click a new code is sent to the commercial door operator so the door opens only for you.
    • .......more details
50170

Doorlec Adjustable Torque Limiter GT/GH Models 3/4HP up to 2HP Ops

  • Also known as Friction Clutch
LRS-FP-50

EMX Sensor Flat Pack 50ft Wire

  • Lead probe ONLY. Requires the LRS-C1 detector
  • Three-dimensional presence detection of vehicles
  • Select X Y Z axis independently
  • Stand-alone sensor
  • Sensor stores ambient background and settings in non-volatile memory
  • Includes sensor and 50 ft of lead wire
    • .......more details
MP00389

Micanan Brake Connection Kit (wires and connectors)

  • Includes: wires outer lumunum flexible conduit and connectors
  • used when adding a brake kit to an operator
SSZP-24-114

Solid Shaft 1-1/4" Keyed Zinc Plated 24'

15-50B40QGH

Sprocket Kit 50B40 1.25" Bore x 1/4" Key w/ SS

EHJ-353-1/2

Doorlec Industrial Jackshaft Op. 1/2 HP 575V-3Ph

  • Heavy-Duty Industrial Operator for Sectional or Rolling Steel Doors
  • DC-2000 logic with adjustable Timer To Close Delay On Reverse and Traffic Light Control
  • Solenoid Brake prevents coasting and secures the door when closed
  • TEFC (sealed) continuous-duty electric motor with overload protection
  • Automatic Friction Clutch protects the door and operator
  • Self-aligning Heavy Duty sealed Pillow Block bearings on all shafts for high cycle applications
    • .......more details
EHJ-343-3/4

Doorlec Industrial Jackshaft Op. 3/4 HP 460V-3Ph

  • Heavy-Duty Industrial Operator for Sectional or Rolling Steel Doors
  • DC-2000 logic with adjustable Timer To Close Delay On Reverse and Traffic Light Control
  • Solenoid Brake prevents coasting and secures the door when closed
  • TEFC (sealed) continuous-duty electric motor with overload protection
  • Automatic Friction Clutch protects the door and operator
  • Self-aligning Heavy Duty sealed Pillow Block bearings on all shafts for high cycle applications
    • .......more details
GH-343-2

Doorlec Industrial Jackshaft Door Operator 2 HP 460V 3-Phase

  • Custom-designed extra heavy-duty industrial-type electric door operator
  • Worm gear reducer 40:1 ratio
  • #60 roller chain and sprockets from operator shaft to door shaft.
  • Door speed: 7 inches per second (approx.)
  • Adjustable torque limiter
  • Rotary type limit switches
    • .......more details
19-5816

LiftMaster Trolley Chain Pack #48 for 16ft Door

  • Chain pack only
MM00050

Micanan 1-1/2" Collar Bracket #8 FDG MSI0054

K19-4853

LiftMaster Chain #48 x 53 No Master Links

  • Fits the SL595UL gate operators
15-50B35LGH

Sprocket 50B35T 1" Bore 2 x 5/16-18" SS

  • Also known as: 159036
  • #50 with 35 TEETH 1 BORE 1/4 Key (2)5/16-18 S.S.
O02R9999

AirLift Air Opener Chain Kit

  • Kit includes: (2) aluminum collars with set screws (1) 11-tooth stainless steel sprocket w/keyway (1) chain guide roller kit complete (roller sleeve bolt nut) (1) WP chain complete w/turnbuckle (length 9' chain kit)
O18R1003

AirLift Safety Eye Kit Telco

684-33-102

Universal Bracket 2.25" x 2.5" x 144" w/ Plate 12"x12"

SSZP15-6

Solid Shaft 1" Keyed Zinc Plated 15'-6"

RR-3-11-6202

Roller 3" UHMW + Rubber 11" Stem Black

  • 3" UHMW tire covered with rubber
  • 6202 sealed precision bearing
  • 11" zinc plated stem
  • Rating: 200lb load; 100000 cycles of a 12' door
  • Helps quiet the operation of the sectional door