ORIGINAL CFB60

For 18" opening or larger

CFB60NG  |  CFB60LP

Dimensions: 7.5" x 7.5" 

Recommended parts:

• Plate: ALPL18C (circle) or ALPL18S (square)

• Flex Line Kit: FLKV12

• Optional 3x Flexible Metal Support Collars ​

ORIGINAL CFB84

For 18" opening or larger

CFB84NG  |  CFB84LP

Dimensions: 7.5" x 7.5" 

Recommended parts:

• Plate: ALPL18C (circle) or ALPL18S (square)

• Flex Line Kit: 3/4" Flex Line Kit

• Optional 3x Flexible Metal Support Collars ​

ORIGINAL CFB120

For 24" opening or larger

CFB120NG  |  CFB120LP

Dimensions: 13" x 13" 

Recommended parts:

• Plate: ALPL24C (circle) or ALPL24S (square)

• Flex Line Kit: 3/4" Flex Line Kit

• Optional 4x Flexible Metal Support Collars ​

ORIGINAL CFB180

For 30" opening or larger

CFB180NG  |  CFB180LP

Dimensions: 17" x 15" 

Recommended parts:

• Plate: ALPL30C (circle) or ALPL30S (square)

• Flex Line Kit: 3/4" Flex Line Kit

• Optional 5x Flexible Metal Support Collars ​

ORIGINAL CFB240

For 30" opening or larger

CFB240NG  |  CFB240LP

Dimensions: 19.5" x 21.5" 

Recommended parts:

• Plate: ALPL30C (circle) or ALPL30S (square)

• Flex Line Kit: 3/4" Flex Line Kit

• Optional 5x Flexible Metal Support Collars ​

ORIGINAL CFB290

For 36" opening or larger

CFB290NG  |  CFB290LP

Dimensions: 21.5" x 21.5" 

Recommended parts:

• Plate: ALPL36C (circle) or ALPL36S (square)

• Flex Line Kit: 3/4" Dual Flex Line Kit

• Optional 6x Flexible Metal Support Collars ​

ORIGINAL CFB350

For 48" opening or larger

CFB350NG  |  CFB350LP

Dimensions: 30.5" x 30.5" 

Recommended parts:

• Plate: ALPL48C (circle) or ALPL48S (square)

• Flex Line Kit: 3/4" Dual Flex Line Kit

• Optional 8x Flexible Metal Support Collars ​

ORIGINAL CFB450

For 60" opening or larger

CFB450NG  |  CFB450LP

Dimensions: 46" x 46" 

Recommended parts:

• Plate: ALPL60C (circle) or ALPL60S (square)

• Flex Line Kit: 3/4" Dual Flex Line Kit

• Optional 10x Flexible Metal Support Collars ​