Description
The Taco Comfort Solutions 433-5 is a 1.5″ Air Scoop designed to remove entrained air from closed-loop hydronic heating systems. By capturing and venting air before it can circulate through the system, this air scoop helps prevent noise, loss of efficiency, and potential pump damage — keeping your hydronic system operating at peak performance.
How It Works
The air scoop uses a low-velocity chamber to slow the flow of system water, allowing entrained air bubbles to rise and collect at the top of the unit. The collected air is then discharged through a standard 1/8″ NPT air vent connection, effectively purging the system of unwanted air pockets.
Key Features
- 1.5″ sweat (copper) connections for easy installation into existing piping
- 1/8″ NPT top port for connection to an automatic air vent or manual air vent
- Cast iron body construction for durability and long service life
- Designed for use in closed-loop hydronic heating systems
- Effectively eliminates air-related noise, reduced flow, and pump cavitation
- Compatible with Taco expansion tanks and air vents for a complete air management solution
Applications
- Residential and light commercial hydronic heating systems
- Boiler piping near the heat source for optimal air separation
- Hot water heating loops requiring continuous air elimination
Why Choose Taco Comfort Solutions
Taco Comfort Solutions is a trusted leader in hydronic heating products, with decades of experience engineering reliable, high-performance components for HVAC professionals. The 433-5 Air Scoop is a proven solution for maintaining a clean, air-free hydronic system, reducing callbacks and extending equipment life.







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