Sign In

Need Help? Call 308-234-1922

Need Help? Call 308-234-1922

Expand Navigation

Shop By Category
Water Heaters & Tanks

Tankless Water Heaters

Propane

Natural Gas

View All

Residential Water Heaters

Natural Gas

Propane

Electric

Utility

Mobile Home

View All

Commercial Water Heaters

Mini Tank

Expansion Tanks

Pressure Tanks
Sinks

American Standard

Swan

Granite Sinks

Swanstone Sinks

Bar Sinks

Mop / Laundry Sinks

View All

Moen

Stainless Steel Sinks

View All

Fiat

Mop / Laundry Sinks

Parts & Accessories

View All

OmniPro

Stainless Steel Sinks

View All
Tubs / Showers

American Standard

Aquatic

Tubs

Tub / Showers

Showers

View All

Maax

Bathtubs

Tub / Showers

Showers

View All

Swan

Bathtubs

Bath Wall Kits

Shower Floors

Shower Wall Kits

Shower Doors

View All
HVAC

HVAC Equipment

Mini Split

Boilers

Coils

Heat Pumps

Air Conditioners

Air Handlers

Gas Furnaces / Heaters

Garage Heaters

Tube Heaters / Air Curtains

View All

HVAC Parts

Boilers Parts / Accessories

Conversion Kits

Universal Motors

View All

HVAC Accessories

Mini Split Accessories

Heat Strips

View All

Thermostats

WiFi Thermostats

Programmable/Non-Programmable

Non-Programmable

Accessories/Miscellaneous

View All
Water Coolers / Bottle Fillers

Water Coolers / Bottle Fillers

Parts & Accessories
Toilets/China

American Standard

Lavatories

Toilet Bowls

Toilet Tanks

Urinals

View All

Gerber

Lavatories

Toilet Bowls

Toilet Tanks

Urinals

View All

Decolav

Lavatories

View All

Toilet Seats

Commercial Seats

Residential Seats

View All
Faucets / Fixtures

American Standard

Kitchen Faucets

Lavatory Faucets

Tub/Shower Faucets

Bar/Pantry/Laundry

Commercial

Hardware & Accessories

View All

Moen

Kitchen Faucets

Lavatory Faucets

Tub/Shower Faucets

Bar/Pantry/Laundry

Commercial

Hardware & Accessories

Parts

View All

Danze

Faucet Accessories

View All

OmniPro

Kitchen Faucets

Lavatory Faucets

Bar/Pantry/Laundry

View All
Duct Work / Sheet Metal

Flat Sheet Metal

Prefabricated Sheet Metal

Elbows

Pipe

Boots

Collars

Wyes

Tees

Reducers

Caps

Dampers

Cleats

Trunk Duct

Ceiling Boxes

Take-offs

Return Air

Wall Stack

Accessories / Miscellanous

View All
Septic Tanks & Accessories

Infiltrator

Roth

Snyder
Garbage Disposals

1/3 HP

1/2 HP

5/8 HP

3/4 HP

1 HP
Pipe / Fittings

Black Pipe and Nipples

Black Pipe

Black Nipple

View All

Galvanized Pipe and Nipples

Galvanized Pipe

Galvanized Nipples

View All

Copper Pipe

Type K Hard Copper

Type K Soft Copper

Type L Hard Copper

Type L Soft Copper

Type M Hard Copper

ACR Refrigeration

Refrigeration Coil

View All

Black Fittings

Tee

Elbow

Coupling

Bushing

Union

Cap

Plug

Cross

Flange

View All

Galvanized Fittings

Tee

Elbow

Coupling

Bushing

Union

Cap

Plug

Cross

Flange

View All

Copper Fittings

Tee

Elbow

Adapter

Coupling

Union

Bushing

Cap

Plug

Cross

Flange

Strap

Crossover

View All

PVC Pipe

DWV/CC

Pressure Pipe

Sewer Pipe

View All

PVC Ball Valve

PVC Ball Valve

View All

Pressure Fittings

Tee

Elbow

Coupling

Adapter

Bushing

Union

Cap

Plug

Check Valve

Ball Valve

Cross

Riser Extender

View All

DWV Fittings

Tee

Bushing

Elbow

Coupling

Adapter

Wye

Clean Out

Plug

Valve

Flange

P-Trap

Strainer

View All

Sewer & Drain Fittings

Tee

Elbow

Adapter

Coupling

Cleanout

Bushing

Plug

Cap

Wye

Grate / Guard

View All

CSST Tubing

Pipe

View All

CSST Fittings

CSST Fittings

View All
Venting

B-Vent

Pipe

Elbows

Caps

Collars

Draft Hoods

Flashings

Supports & Hangers

Increasers

Tees

Wyes

Adapters

Accessories / Miscellanous

View All

All-Fuel

Stove / Chimney Pipe

Fittings

View All
K-Rain / Turf Irrigation

Valve Boxes

Rotors / Sprays / Nozzles

Controllers

Solenoid Valves

Pipe & Pipe Cutters

Saddle Tees / Fittings / Drains

Turf Irrigation Wire

Pinch Clamps & Tools
Hydrants & Sillcocks

Repair Parts

Commercial Wall Hydrants

Yard Hydrants

Thermalines

Y Series

W Series

View All

Residntial Wall Hydrants

Prier

Woodford

View All

Sillcocks

Boiler Drains
Press Systems

MegaPress

Coupling

Coupling (gas)

Adapter

Adapter (gas)

Elbow

Elbow (gas)

Tee

Tee (gas)

Union

Union (gas)

Cap

Cap (gas)

Flange

Flange (gas)

Reducer

Reducer (gas)

View All

Pex Press

Tubing

ManaBloc

Manifold

Valve

Elbow

Adapter

Stub-out

Coupling

Tee

Plug

Washer Machine/Ice Maker

Accessories

View All

ProPress

Tee

Elbow

Adapter

Coupling

Union

Reducer

Valve

Cross-Over

Cap

Flange

View All

ProRadiant Heating and Cooling

Tubing

Accessories

View All

Press Tools

Tools

Jaws/Rings

Batteries/Accessories

View All
Filters

Air Filters

Humidifier Filters / Pads

Water Filters

Miscellaneous
Tools and More

Milwaukee Tools

Hand Tools / Accessories

M12 Tools / Batteries

M18 Tools / Batteries

MX Fuel Tools

Storage Solutions

Apparel

Gloves

View All

Diablo

Klein Tools

Veto Pro Pac
About Us
Contact Us

Navigation loading...

Water Heaters & Tanks
Sinks
Tubs / Showers
- American Standard
- Aquatic
- Maax
- Swan
HVAC
Water Coolers / Bottle Fillers
- Water Coolers / Bottle Fillers
- Parts & Accessories
Toilets/China
Faucets / Fixtures
Duct Work / Sheet Metal
- Flat Sheet Metal
- Prefabricated Sheet Metal
  - Elbows
  - Pipe
  - Boots
  - Collars
  - Wyes
  - Tees
  - Reducers
  - Caps
  - Dampers
  - Cleats
  - Trunk Duct
  - Ceiling Boxes
  - Take-offs
  - Return Air
  - Wall Stack
  - Accessories / Miscellanous
Septic Tanks & Accessories
- Infiltrator
- Roth
- Snyder
Garbage Disposals
- 1/3 HP
- 1/2 HP
- 5/8 HP
- 3/4 HP
- 1 HP
Pipe / Fittings
- Black Pipe and Nipples
  - Black Pipe
  - Black Nipple
- Galvanized Pipe and Nipples
  - Galvanized Pipe
  - Galvanized Nipples
- Copper Pipe
- Black Fittings
  - Tee
  - Elbow
  - Coupling
  - Bushing
  - Union
  - Cap
  - Plug
  - Cross
  - Flange
- Galvanized Fittings
  - Tee
  - Elbow
  - Coupling
  - Bushing
  - Union
  - Cap
  - Plug
  - Cross
  - Flange
- Copper Fittings
  - Tee
  - Elbow
  - Adapter
  - Coupling
  - Union
  - Bushing
  - Cap
  - Plug
  - Cross
  - Flange
  - Strap
  - Crossover
- PVC Pipe
- PVC Ball Valve
  - PVC Ball Valve
- Pressure Fittings
  - Tee
  - Elbow
  - Coupling
  - Adapter
  - Bushing
  - Union
  - Cap
  - Plug
  - Check Valve
  - Ball Valve
  - Cross
  - Riser Extender
- DWV Fittings
  - Tee
  - Bushing
  - Elbow
  - Coupling
  - Adapter
  - Wye
  - Clean Out
  - Plug
  - Valve
  - Flange
  - P-Trap
  - Strainer
- Sewer & Drain Fittings
  - Tee
  - Elbow
  - Adapter
  - Coupling
  - Cleanout
  - Bushing
  - Plug
  - Cap
  - Wye
  - Grate / Guard
- CSST Tubing
  - Pipe
- CSST Fittings
  - CSST Fittings
Venting
- B-Vent
  - Pipe
  - Elbows
  - Caps
  - Collars
  - Draft Hoods
  - Flashings
  - Supports & Hangers
  - Increasers
  - Tees
  - Wyes
  - Adapters
  - Accessories / Miscellanous
- All-Fuel
  - Stove / Chimney Pipe
  - Fittings
K-Rain / Turf Irrigation
Hydrants & Sillcocks
Press Systems
- MegaPress
  - Coupling
  - Coupling (gas)
  - Adapter
  - Adapter (gas)
  - Elbow
  - Elbow (gas)
  - Tee
  - Tee (gas)
  - Union
  - Union (gas)
  - Cap
  - Cap (gas)
  - Flange
  - Flange (gas)
  - Reducer
  - Reducer (gas)
- Pex Press
  - Tubing
  - ManaBloc
  - Manifold
  - Valve
  - Elbow
  - Adapter
  - Stub-out
  - Coupling
  - Tee
  - Plug
  - Washer Machine/Ice Maker
  - Accessories
- ProPress
  - Tee
  - Elbow
  - Adapter
  - Coupling
  - Union
  - Reducer
  - Valve
  - Cross-Over
  - Cap
  - Flange
- ProRadiant Heating and Cooling
  - Tubing
  - Accessories
- Press Tools
Filters
Tools and More

Return Air Support Box

Duct Work / Sheet Metal>Prefabricated Sheet Metal>Return Air>Return Air Support Box

Return Air Support Box

Product #: SBF-36

Description

Return Air Support Box

EA

Add To Cart

Additional Information:

Document/Specification

Other Products to Consider…

EA

Add To Cart

Additional Information:

Document/Specification

Related Products Added

View Cart
Close

Account Login

User Name is required.
Password is required.

Submit

Home
About Us
Contact Us
My Account
Help

Friend Us On Facebook

Inform e-Commerce - Developed by DDI System LLC