Double Door LightMAX™ Smoke Vent
The Double Door LightMAX Smoke Vent is engineered with translucent covers using polycarbonate for the added sustainability benefit of natural daylighting. With options like color panels, and electrical operation, Babcock-Davis is sure to meet your building sustainability and fire and life safety needs.
Design considerations include: total vent area required by code and application, effective vent area, and the roof structural support system.
- Double Leaf Design
- Multi-wall Light Transmission
- Optional Dome
- Optional Winch or Linear Actuator
- UL Listed
|Material||Aluminum: 11 gage|
Steel: 14 gage galvanneal
Steel: Powder Coat, High Reflectance White
|Cover||Extruded aluminum with 5/8 inch structural multi-wall white polycarbonate. Cover withstands a live load of 40psf|
|Curb||Single wall curb with EZ tab counterflash and mounting flange|
|Insulation||1 inch polyiso R-6 in cover frame edge and around curb|
|Gasket||Extruded EPDM adhesive backed gasket seal, continuous around cover|
|Hinge||Heavy-duty pintle hinge with stainless steel hinge pins|
|Springs||Gas spring with damper opens cover against 10psf snow load in not less than 2 seconds|
|Hold Open Arm||Zinc plated steel automatic hold open arm locks cover in open position|
|Latch||Zinc plated steel rotary latch designed to hold covers closed against 90psf for double doors. Opens manually by external and internal pull cables. Opens automatically with a fusible link at standard temperature 165°F.|
|Certification||UL 793 listed|
|Minimum Size||48 inches by 48 inches|
|Maximum Size||60 inches by 120 inches | 72 inches by 96 inches|
Use the table below to guide specification of available options. The part number components are indicated in BOLD ORANGE text.
|A - Aluminum Curb & Cover
B - Steel Curb & Aluminum Cover
| 48" x 48"
48" x 72"
48" x 96"
72" x 72"
60" x 60"
|D - Double Leaf||1 - Single Wall
2 - Double Wall
3 - Curb Mount
| N - No Electrical
L - 24VDC/24VAC
H - 110VAC / 240VAC
|R - Rooftop Close
A - Linear Actuator
W - Manual Winch
|OP1 - Door Position Sensor|
Additional sizes and options available, call for more information.
BABCOCK-DAVIS warrants all Smoke Vents to be free from manufacturing defects in materials, factory finishes, and workmanship for a period of five (5) years from the date of shipment.
Should a product fail to function in normal use within this period, Babcock-Davis shall furnish a replacement or new part at Babcock-Davis' discretion. Failure to use product in methods consistent with Babcock-Davis product manuals shall relieve Babcock-Davis of any liability. Our liability under this warranty excludes installation or removal costs involved in the product replacement and excludes any responsibility for incidental or consequential damage of any nature.
Download the retrofit kit drawing below for replacement partsRetro Kit
|Description||Model||Shop Drawing||CAD||Revit/BIM||Data Sheet||3-Part Specs||LEED||Installation||Warranty|
|Aluminum, Rooftop Close||BSVLA_
|Aluminum, Rooftop Close & Electrical||BSVLA_
|Aluminum Cover & Steel Curb, Rooftop Close||BSVLB_
|Aluminum Cover & Steel Curb, Rooftop Close & Electrical||BSVLB_
|Aluminum, Rooftop Close
|Aluminum, Rooftop Close & Electrical