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BELL & GOSSETT Air Vent: One Port, Top Port, 3/4 in MNPT, For Water, Brass Body, 150 psi Max. - Vertical-Discharge Air Vents
BELL & GOSSETTVertical-Discharge Air Vents

BELL & GOSSETT Air Vent: One Port, Top Port, 3/4 in MNPT, For Water, Brass Body, 150 psi Max.

The BELL & GOSSETT Air Vent: One Port is a vertical-discharge air vent designed for water systems. It features a 3/4 in MNPT top port and a brass body, with a maximum pressure rating of 150 psi and a maximum…

SKU 3G-OTH-70099

Brand
BELL & GOSSETT
Item
Air Vent: One Port, Top Port, 3/4 in MNPT, For Water, Brass Body, 150 psi Max.
Category
Vertical-Discharge Air Vents
Available to Order
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

BELL & GOSSETT
Manufacturer Part Number
78
Type
Top Port, For Water, Brass Body, Bottom
MNPT
3/4 in
Max.
150 psi
Product Type
Air Vent

Technical Documents

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BELL & GOSSETT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BELL & GOSSETT Air Vent: One Port is a vertical-discharge air vent designed for water systems. It features a 3/4 in MNPT top port and a brass body, with a maximum pressure rating of 150 psi and a maximum temperature of 250°F. This model, MPN 78, is a single-port unit with a bottom connection.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is a BELL & GOSSETT Air Vent MPN 78 used for?

The BELL & GOSSETT Air Vent MPN 78 automatically releases trapped air from water systems, preventing air locks and improving system efficiency. It is commonly installed on hydronic heating and cooling loops, boiler systems, and process water lines where air removal is critical.

What are the specifications of the BELL & GOSSETT Air Vent 78?

The BELL & GOSSETT Air Vent 78 has a 3/4 in MNPT top port, brass body, and bottom connection. It is rated for water service up to 150 psi maximum pressure and 250°F maximum temperature. This single-port, vertical-discharge model is designed for reliable air venting in closed-loop systems.

Where to buy a BELL & GOSSETT Air Vent 78 worldwide?

3G Electric supplies the BELL & GOSSETT Air Vent 78 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact our team for a quote and lead time on this brass-body air vent for water systems.

How to install a BELL & GOSSETT Air Vent 78?

Install the BELL & GOSSETT Air Vent 78 at the highest point of the water system where air naturally collects. Use thread sealant on the 3/4 in MNPT connection and tighten securely. Ensure the vent is oriented vertically for proper discharge. Follow standard piping practices for pressure and temperature limits.

Used in

Common applications for BELL & GOSSETT
Steam heating systems — Bell & Gossett cast iron F&T steam traps (FT030H-5) for condensate removal in commercial buildings
Hydronic air elimination — Bell & Gossett vertical-discharge air vents (MPN 87) for water systems in HVAC applications
Steam trap maintenance — Bell & Gossett cover gaskets (MPN 405602) and repair kits (MPN 405620) for field servicing of existing traps
Low-pressure steam processes — Bell & Gossett brass offset thermostatic traps (MPN 17C-S-2-25) for condensate drainage in industrial equipment
Replacement of thermostatic elements — Bell & Gossett steam trap elements (MPN 405628) for 17C series traps in process steam lines

BELL & GOSSETT Products

3G Electric supplies BELL & GOSSETT vertical-discharge air vents. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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