Insulated

Type 1B Acoustical
Type 1M Acoustical

Type 3B High Pressure
Type 3M High Pressure

Type 4B High Pressure
Type 4M High Pressure

Type 5B Low Pressure
Type 5M Low Pressure

Type 6B Acoustical
Type 6M Acoustical

Type 8B Acoustical
Type 8M Acoustical

Non-Insulated

1NI (Previously NI 15)

3NI (Previously NI 35)

4NI (Previously NI 45)

5NI (Previously NI 55)

8NI (Previously NI 85)

Return Air Kits

Return Air Kit Type 1

Return Air Kit Type 6

Metal Duct - Triple Lock

NI - TL

SS - NI - TL

TL - B

TL - M

Medical Grade - Triple Lock

Fittings

Spin Collar for Sheet Metal

Spin Collar for Ductboard

Oval Starter Collars

Conical Bellmouth for Sheetmetal

Conical Bellmouth for Ductboard

Conical Bellmouth SOG

Conical BO3 SOG UT

FL & CB Options

STO/STOD

LDS - STO -STOD

STOC/STOCD

45° STO/STOD

Sleeves

Square to Round

 Inspector Series

 TBSM - TAB Door

SDSM - Spin Door - High Pressure

PDF FORMAT

FLD

FLD-B01

FLD - B03

FLD - SOG

FLD-SOG-B01

FLD-SOG-B03

CB-D

CB-D-B01

CB-D-B03

CB-D-SOG

CB-D-SOG-B01

CB-D-SOG-B03

Sound Sox - Return

Sound Sox - Transfer

STOD W/DAMPER B03

VAV W/BELLMOUTH & TL-M

VAV W/"STO" & TL-M

VAV STOC & TL-M

6M RETURN AIR KIT

DWG FORMAT

FLD

FLD-B01

FLD - B03

FLD - SOG

FLD-SOG-B01

FLD-SOG-B03

CB-D

CB-D-B01

CB-D-B03

CB-D-SOG

CB-D-SOG-B01

CB-D-SOG-B03

Sound Sox - Return

Sound Sox - Transfer

STOD W/DAMPER B03

VAV W/BELLMOUTH & TL-M

VAV W/"STO" & TL-M

VAV STOC & TL-M

Acoustical & Engineering

Acoustical Comparisons (New)

Friction Loss
Information

Full Submittal Catalog (large file)

 Color Brochure (large file)

Medical Solution Brochure  

Air Distribution Solutions

Flexmaster Metal Helix Mechanical Locked

Flexmaster No Crutches
UL 181 vs. ETL

Insulation Information

JM Formaldehyde-Free
Flexible Duct Insulation

Flex Installation Instructions