0
Log In
Sign Up
Log In
Sign Up
0
Email address:
Password:
Log in
Sign up
Forgot password
Welcome to the new HirschPlus.com store!
Please Create A New Account To Proceed.
Products
Featured Categories
Bathroom Faucets
Bathroom Sinks
Bathroom Hardware
Toilet Seats
Water Dispensers
Kitchen & Bar Faucets
Tub & Shower Faucets
Garbage Disposals
Toilets, Urinals & Parts
All Categories
Safety & Security
Air Distribution
Testing & Measuring
Bathroom Hardware
Tools & Supplies
Faucets
Batteries & Accessories
Tapes
Chemicals, Lubricants & Sealants
Packaging & Shipping Supplies
Electrical
Clamping, Workholding & Positioning
Venting
Garbage Disposals
Gaskets & Packing
Hangers, Struts & Fasteners
HVAC Controls
HVAC Equipment
HVAC Supplies & Accessories
Hydronics
Indoor Air Quality
Pipe Flanges
Pipe, Tube & Hose Fittings
Pipe, Tubing & Hoses
Plumbing Hardware
Portable Lighting & Flashlights
Pumps
Refrigeration Equipment & Compressors
Sinks & Wash Fountains
Steam Products
Toilets, Urinals & Parts
Tubs & Showers
Valves & Actuators
Water Filters & Dispensers
Water Heaters
Watering, Irrigation & Drainage
View All Categories
Locations
Brands
Featured Brands
Blanco
Brizo®
DELTA®
DURAVIT
GROHE
Insinkerator®
Kohler®
Moen®
Toto®
All Brands
3M™ Aqua-Pure™
A.Y. McDonald
AB&A™
AB&I®
ABS Fittings
ABS Pipes
ACORN®
ADS®
Advanced Distributor Products®
Advanced Gloves
Air Gap
AIREX E-FLEX GUARD™
AIREX PRO-SYSTEM KIT™
Alhambra Foundry
Allway Tools
American Granby™
American Plumber
American Standard PROSITE
American Standard®
American Valve®
American Water Heaters
American® Water Heater
AmeriFlex®
AmeriVent®
AmeriVent® by Duravent
Ames Fire & Waterworks®
View All Brands
About US
About
Support
Contact Us
Faqs
HirschNow
HirschText
WillCall30
DeliveryNow
MobilePay
Custom Pipe Labels
Promotions
Suggested Shopping Lists
Home
Product Category
Air Distribution
Ducting
Duct Fittings
Duct Increasers/Reducers
Duct Increasers/Reducers
Result Found 11 Item(s)
Filter
Bulk Options
Add Selected Items to Cart
Popularity
MPN (Asc)
MPN (Desc)
HPS Quick Code (Asc)
HPS Quick Code (Desc)
Show
12
24
48
Items Per Page
View
AmeriVent® 3-4BTI Bell Increaser, Steel, Galvanized
Inventory Available is
Login for Availability
HPS Quick Code: 1557
MPN: 3-4BTI
UPC: 095029348264
Manufacturer: American Metals Products
Brand: AmeriVent® by Duravent
Price:
List Price:
Login for Price
AmeriVent® 4-6BTI Bell Increaser, Steel, Galvanized
Inventory Available is
Login for Availability
HPS Quick Code: 1565
MPN: 4-6BTI
UPC: 095029348905
Manufacturer: American Metals Products
Brand: AmeriVent®
Price:
List Price:
Login for Price
AmeriVent® 4-5BTI Bell Increaser, Steel, Galvanized
Inventory Available is
Login for Availability
HPS Quick Code: 1564
MPN: 4-5BTI
UPC: 095029348806
Manufacturer: American Metals Products
Brand: AmeriVent®
Price:
List Price:
Login for Price
AmeriVent® 6-8BTI Bell Increaser, Steel, Galvanized
Inventory Available is
Login for Availability
HPS Quick Code: 1576
MPN: 6-8BTI
UPC: 095029348509
Manufacturer: American Metals Products
Brand: AmeriVent®
Price:
List Price:
Login for Price
AmeriVent® 5-6BTI Bell Increaser, Steel, Galvanized
Inventory Available is
Login for Availability
HPS Quick Code: 1570
MPN: 5-6BTI
UPC: 095029348950
Manufacturer: American Metals Products
Brand: AmeriVent®
Price:
List Price:
Login for Price
AmeriVent® 3EIX4 Increaser-to-Round Adapter, Steel, Import
Inventory Available is
Login for Availability
HPS Quick Code: 93431
MPN: 3EIX4
UPC: 095029417755
Manufacturer: American Metals Products
Brand: AmeriVent® by Duravent
Price:
List Price:
Login for Price
AmeriVent® 6EIX9 Round Increaser, 6 to 9 in Dia
Inventory Available is
Login for Availability
HPS Quick Code: 874221
MPN: 6EIX9
UPC: 095029100046
Manufacturer: American Metals Products
Brand: AmeriVent®
Price:
List Price:
Login for Price
AmeriVent® 4EIX5 Increaser-to-Round Adapter, Steel, Import
Inventory Available is
Login for Availability
HPS Quick Code: 123171
MPN: 4EIX5
UPC: 095029417502
Manufacturer: American Metals Products
Brand: AmeriVent® by Duravent
Price:
List Price:
Login for Price
AmeriVent® 6-7BTI Bell Increaser, 3 to 4 in Dia
Inventory Available is
Login for Availability
HPS Quick Code: 1575
MPN: 6-7BTI
UPC: 095029348486
Manufacturer: American Metals Products
Brand: AmeriVent®
Price:
List Price:
Login for Price
AmeriVent® 4EIX6 Increaser-to-Round Adapter, Steel, Import
Inventory Available is
Login for Availability
HPS Quick Code: 123170
MPN: 4EIX6
UPC: 095029417557
Manufacturer: American Metals Products
Brand: AmeriVent® by Duravent
Price:
List Price:
Login for Price
AmeriVent® 3EIX5 Increaser-to-Round Adapter, Steel, Import
Inventory Available is
Login for Availability
HPS Quick Code: 93430
MPN: 3EIX5
UPC: 095029550001
Manufacturer: American Metals Products
Brand: AmeriVent® by Duravent
Price:
List Price:
Login for Price
My Shopping List
×
New List:
Create
Add to Existing List:
My Estimator
×
Add to Existing Estimate:
Availability by Branch
×
Chat
Message
Send
Close