Linear Diffuser: The Ultimate FAQ Guide What is a Linear Diffuser? Also called linear slot diffuser or slot diffuser in some places, a linear diffuser is a heating, ventilation, and air conditioning system accessory utilized in the delivery of air to a room.

How to Specify

AL20 [1] [2] [3] [4] [5] [6]

[1] Type:

METALAIRE is the flagship brand of Metal Industries Inc., offering a complete line of air distribution and air terminal products. From standard grilles and registers, to its architectural line of Formations® linear slot diffusers, along with a newly released series of displacement diffusers, METALAIRE has the air devices to meet every need. METALAIRE is the flagship brand of Metal Industries Inc., offering a complete line of air distribution and air terminal products. From standard grilles and registers, to its architectural line of Formations® linear slot diffusers, along with a newly released series of displacement diffusers. The SLD Linear Slot Diffuser is a versatile, flexible and cost-effective linear diffuser. Our linear slot diffuser has been developed as one of the most flexible slot diffusers available on the market today. Range of options for discrete installation in ceilings or sidewalls with optional edge trims.

• 50 - 1/2' slot
• 75 - 3/4' slot
• 10 - 1' slot

[2] Style:

1. Diffuser Only
2. Diffuser with pattern controller

Slot Linear Diffuser

[3] Number of Slots:

• 01-08 slots

[4] Mounting Style:

• B0 - T-Bar Lay-in -Diffuser Only
• E0 - Diffuser Only
• E1 - Hanger Bracket
• E2 - Standard Mounting Frame
• F0 - Screw holes in margin

[5] End Caps:

• E1 - One end
• E2 - Both ends
• 00 - None

[6] Length (inches)

Hvac Linear Diffuser

• 12' min
• 999' max

[7] Finish

• CLR - Clear Anodized
• WHT - Bright White

• Extruded alumninum construction
• Three slot types: 50 (1/2' slot), 75 (3/4' slot), 10 (1' slot)
• One to eight slots wide for air volume of 10-350 cfm per foot
• Adjustable pattern controller
• Three margin styles: B, E, F
• 12' minimum length.
• Maximum one-piece length 72', lengths over 72' made in multiple units with pin splices for even continuous lengths (1/8' increments). 999' maximum continuous length.
• Available as diffuser-only or diffuser with pattern controller.

Margin Styles

B0 – T-Bar Lay-in Diffuser Only

Duct Width: A + 1/16
Overall Width: A + 7/8

E1

Overall Width: A + 3/4

Please see submittal drawing & hyperlink for details

E2

Overall Width: A + 3/4

Please see submittal drawing & hyperlink for details

E0 – Diffuser Only

Duct Width: A + 7/16
Overall Width: A + 7/8

F0 – Screw Holes in Margin

Duct Width: A + 7/16
Overall Width: A + 7/8

Mitered Corners

• 90-degree mitered corners are available as factory-fabricated section. Precise factory cutting and assembly reduces field fabrication time and assures proper fit. Corner sections are furnished and blanked off. Corner sections butt to adjacent straight sections, which are spliced together with aligning keys.
• Mitered corners are furnished in mounting style E2. When viewed from the room side, the mitered corner section appears identical to the butting straight sections.
• Plaster frame mitered corners can be specified with the outlet mitered corner.

How to Order

S [1] [2] [3] [4] [5] [6] [7]

[1] Type:

• 50 - 1/2' slot
• 75 - 3/4' slot
• 10 - 1' slot

[2] Number of Slots:

• 01-08 slots

[3] Mounting Style:

• B0 - T-Bar Lay-in -Diffuser Only
• E0 - Diffuser Only
• E1 - Hanger Bracket
• E2 - Standard Mounting Frame
• F0 - Screw holes in margin

[4] Milter Type:

• C - Ceiling
• SI - Sidewall Inside
• SO - Sidewall Outside

[5] MC

[6] 90

[7] Finish

• CLR - Clear Anodized
• WHT - Bright White