Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

FIELD CONTROLS 4"dia SS Barometric Draft Control: Natural Gas, For 3 in_4 in Duct Dia - Barometric Draft Control Dampers
FIELD CONTROLSBarometric Draft Control Dampers

FIELD CONTROLS 4"dia SS Barometric Draft Control: Natural Gas, For 3 in_4 in Duct Dia

The FIELD CONTROLS 4"MG1 is a 4-inch diameter stainless steel barometric draft control damper designed for natural gas applications. It features a press-fit connection and is double-acting, suitable for 3 to 4-inch…

SKU 3G-OTH-75474

Also listed as: 4MG1 · 4 MG1 · 4-MG1

Brand
FIELD CONTROLS
Item
4"dia SS Barometric Draft Control: Natural Gas, For 3 in_4 in Duct Dia
Category
Barometric Draft Control Dampers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

FIELD CONTROLS
Manufacturer Part Number
4"MG1
Type
For 3 in_4 in Duct Dia, Double Acting, 7 in L
For Fuel Type
Natural Gas
Connection Type
Press Fit

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

FIELD CONTROLS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The FIELD CONTROLS 4"MG1 is a 4-inch diameter stainless steel barometric draft control damper designed for natural gas applications. It features a press-fit connection and is double-acting, suitable for 3 to 4-inch duct diameters with a 7-inch length. This product is a barometric draft control damper from the manufacturer FIELD CONTROLS.

Frequently Asked Questions

What is the FIELD CONTROLS 4"MG1 barometric draft control used for?

The FIELD CONTROLS 4"MG1 is a stainless steel barometric draft control damper used to regulate draft in natural gas venting systems. It is designed for press-fit connection to 3 to 4-inch duct diameters and is double-acting, ensuring stable combustion and safe appliance operation in residential and light commercial heating applications.

What are the specifications of the FIELD CONTROLS 4"MG1?

The FIELD CONTROLS 4"MG1 has a 4-inch diameter stainless steel body, a 7-inch length, and a press-fit connection. It is double-acting and designed for natural gas fuel. The duct diameter range is 3 to 4 inches. The manufacturer part number is 4"MG1. These specs ensure proper draft control for natural gas venting systems.

Where to buy the FIELD CONTROLS 4"MG1 worldwide?

You can source the FIELD CONTROLS 4"MG1 barometric draft control worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. 3G Electric supplies genuine FIELD CONTROLS parts for natural gas draft control applications.

How to install the FIELD CONTROLS 4"MG1 barometric draft control?

Install the FIELD CONTROLS 4"MG1 by pressing it into a 3 to 4-inch duct opening. Ensure the damper is level and pivots freely. Connect the vent pipe to the press-fit collar. For natural gas systems, verify the draft control is set per manufacturer guidelines to maintain proper draft. Always follow local codes and the appliance manual for safe installation.

Used in

Common applications for FIELD CONTROLS
Residential and commercial furnace exhaust — FIELD CONTROLS SWG-8 power venter for 7- to 8-inch pipes
Fresh air intake in HVAC systems — FIELD CONTROLS FAD-12 motorized damper for 12-inch ducts
Boiler combustion air control — FIELD CONTROLS FAD-6 motorized damper for 6-inch ducts
Humidifier maintenance — FIELD CONTROLS 2006 drain valve for S2000-LH and S2020-LH models
Ventilation balancing in industrial buildings — FIELD CONTROLS FAV-4 motorized damper for 4-inch ducts

FIELD CONTROLS Products

3G Electric supplies FIELD CONTROLS barometric draft control dampers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Power Venter: For Furnaces, For 7 in to 8 in Pipe, 0.011 cfm @ 0.0 in SP, Steel Wheel, 115V AC, 1 Ph (MPN SWG-8)
FIELD CONTROLS
Power Venter: For Furnaces, For 7 in to 8 in Pipe, 0.011 cfm @ 0.0 in SP, Steel Wheel, 115V AC, 1 Ph (MPN SWG-8)
SMC Speed Control Valve: Elbow Fitting, Screw, 3/8 in Valve Body Size, 12 mm Tube, Meter In (MPN AS3211F-02-12S)
SMC
SMC Speed Control Valve: Elbow Fitting, Screw, 3/8 in Valve Body Size, 12 mm Tube, Meter In (MPN AS3211F-02-12S)
SMC Speed Control Valve: Elbow Fitting, Screw, 3/8 in Valve Body Size, 8 mm Tube, Meter In (MPN AS3211F-02-08S)
SMC
SMC Speed Control Valve: Elbow Fitting, Screw, 3/8 in Valve Body Size, 8 mm Tube, Meter In (MPN AS3211F-02-08S)

More from FIELD CONTROLS

View all FIELD CONTROLS parts
4-6"dia SS Barometric Draft Control: Oil, For 4 in_5 in_6 in Duct Dia, Single Acting, 7 in L (MPN 5"RC)
FIELD CONTROLS
4-6"dia SS Barometric Draft Control: Oil, For 4 in_5 in_6 in Duct Dia, Single Acting, 7 in L (MPN 5"RC)
3-5"dia SS Barometric Draft Control: Oil, For 3 in_4 in_5 in Duct Dia, Single Acting, 7 in L (MPN 4"RC)
FIELD CONTROLS
3-5"dia SS Barometric Draft Control: Oil, For 3 in_4 in_5 in Duct Dia, Single Acting, 7 in L (MPN 4"RC)
6-8"dia SS Barometric Draft Control: Oil, For 6 in_7 in_8 in Duct Dia, Single Acting, 8 5/8 in L (MPN 7"RC)
FIELD CONTROLS
6-8"dia SS Barometric Draft Control: Oil, For 6 in_7 in_8 in Duct Dia, Single Acting, 8 5/8 in L (MPN 7"RC)
5"dia SS Barometric Draft Control: Natural Gas, For 4 in_5 in Duct Dia, Double Acting, 7 in L (MPN 5"MG1)
FIELD CONTROLS
5"dia SS Barometric Draft Control: Natural Gas, For 4 in_5 in Duct Dia, Double Acting, 7 in L (MPN 5"MG1)
7"dia SS Barometric Draft Control: Natural Gas, For 6 in_7 in Duct Dia, Double Acting, 9 5/8 in L (MPN 7"MG1)
FIELD CONTROLS
7"dia SS Barometric Draft Control: Natural Gas, For 6 in_7 in Duct Dia, Double Acting, 9 5/8 in L (MPN 7"MG1)
19-21"dia SS Barometric Draft Control: Natural Gas and Oil, For 19 in_20 in_21 in Duct Dia (MPN 20"M+MG2)
FIELD CONTROLS
19-21"dia SS Barometric Draft Control: Natural Gas and Oil, For 19 in_20 in_21 in Duct Dia (MPN 20"M+MG2)
8"dia SS Barometric Draft Control: Natural Gas, For 7 in_8 in Duct Dia, Double Acting, 11 in L (MPN 8"MG1)
FIELD CONTROLS
8"dia SS Barometric Draft Control: Natural Gas, For 7 in_8 in Duct Dia, Double Acting, 11 in L (MPN 8"MG1)
16"dia SS Barometric Draft Control: Natural Gas and Oil, For 15 in_16 in Duct Dia, 22 in L (MPN 16"M+MG2)
FIELD CONTROLS
16"dia SS Barometric Draft Control: Natural Gas and Oil, For 15 in_16 in Duct Dia, 22 in L (MPN 16"M+MG2)