SPECIFICATION SHEET
REFERENCE QTY. REMARKS Project
Location
Architect
Engineer
Contractor
Submitted by Date
TRANSITIONS
AND
DAMPERS
01A 99041123R
Model 423 Transition
• 4½" x 18½" to 10" round
- vertical discharge
• 26 GA galvanized steel
construction
Broan-NuTone LLC Hartford, Wisconsin www.broan.com www.nutone.com 800-558-1711
Broan-NuTone Canada Mississauga, Ontario www.broan.ca 877-896-1119
Model 453
Transition
• 4½" x 18½" to 10"
round horizontal,
left discharge
• 26 GA galvanized
steel construction
Model 454
Transition
• Same as Model
453 except -
horizontal right
discharge
Model 411 Transition
• 3¼" x 10" to 6" round
Model 412H Transition
• 3¼" x 10" to 7" round
Model 413 Transition
• 3¼" x 10" to 8" round
All models above -
30 GA galvanized steel
construction
Model 424 Transition
• 4½" x 18½" to 10" round
horizontal, rear discharge
• 26 GA galvanized steel
construction
7
1
2
Model 414 Transition
• 10" round to 8" round
• 24 GA galvanized steel
Model 427 Transition
• 4½" x 18½" to 10" round
horizontal discharge
• 26 GA galvanized steel
construction
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