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Mounting Methods/Features

Dimensions

Ceiling compatibility

Microperforated mesh lamp shield

Suite to standard T-grid ceilings

Suite to standard exposed slot 
T-grid ceilings

ACCESS PLATE 

(2) 7/8" K.O.’S

3-13/16"

(97mm)

18-1/4"

(464mm)

47-13/16"

(1215mm)

23-13/16"

(605mm)

5-1/2"

(140mm)

24"(610mm)

BALLAST

ALTER WAVES

QVL2GPFSS232

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2’  X  4’ RECESSED DIRECT/INDIRECT FLUORESCENT, 2 LAMP, T8, 5 1/2’’ DEEP

MICROPERFORATED MESH DUAL LATERAL LAMP SHIELD

Job Information

Type:

Job Name:

Cat. No.:

Lamp(s):

Volts/Ballast:

Lightolier 

a Genlyte Thomas Company

www.lightolier.com

Technical Information: (978) 657-7600 • Fax (978) 658-0595
631 Airport Road, Fall River, MA 02720 • (508) 679-8131 • Fax (508) 674-4710
We reserve the right to change details of design, materials and finish.
© 2002 Genlyte Thomas Group LLC (Lightolier Division)
A0902

Folio L90-20

Features

• Efficiency 64.7%.
• Microperforated mesh lamp shields provide soft awareness of light

source.

• Dual-wave shape lateral lamp shields project light upwards to

reflector and provide indirect light.

• 95% reflective Alter soft white paint finish. 
• Fully recessed lamp shields and reflector.
• No visible welding, screws, latches, springs, holes, rivets or plastic

supports.

• Optional solid lamp shields.
• Optional curved lamp shields.
• Alter soft white film inside of microperforated mesh lamp shield

conceals lamp image, providing balance between reflected and
direct light.

• Swing-down lamp shield for easy relamping.
• Easy access to ballast.
• Fits standard T-grid, exposed slot-T-grid and drywall ceilings.
• Optional hold-down clips.

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