Flexible Duct

Flexible Duct 25' Boxes
Type 1B  Type 1M 
Type 3B  Type 3M 
Type 4B  Type 4M 
Type 5B  Type 5M 
Type 6B  Type 6M 
Type 9M 
 
Non-insulated flexible duct
25' Boxes
Duct Rated:
4NI
Connector Rated:
1NI-C  3NI-C 
4NI-C  5NI-C

 

Flexible Aluminum Duct

Triple Lock
NITL  NITLSS 
TLB  TLM 
 
Medical Grade 
MGATLB  MGATLM 
 
Sound Attenuators
SA-TLDS 

 

Flex Duct Kits

Type 3 
Type 4 
Type 5 

Type 6

MGA TL
 


Flex Duct Kit Options:
5-foot, 6-foot, or 7-foot

 

Return Air Kits