Description
The Armstrong Fluid Technology 571110LF-342 is a precision-engineered 1″ threaded balancing valve built for reliable, accurate flow control in commercial and residential HVAC systems. Constructed with a forged brass body and stainless-steel trim, this valve delivers exceptional durability and long-term corrosion resistance — even in demanding hydronic applications.
Its threaded bonnet enables fine, repeatable flow adjustments that improve overall system performance and contribute to measurable energy efficiency gains. The compact, lightweight design simplifies installation and allows seamless integration into both new construction and retrofit piping configurations.
Key Features
- Forged brass body for superior strength and corrosion resistance
- Stainless-steel trim for extended service life in hydronic systems
- Threaded bonnet enables precise, repeatable flow rate adjustments
- 1″ threaded connections for versatile piping compatibility
- Mountable in any orientation for maximum design flexibility
- Compact, lightweight construction simplifies installation
- Ideal for HVAC balancing, energy efficiency optimization, and flow control
Product Specifications
- Brand: Armstrong Fluid Technology
- Model: 571110LF-342
- Connection Type: Threaded
- Valve Size: 1″
- Body Material: Forged Brass
- Trim Material: Stainless Steel
- Flow Control: Adjustable
- Mounting Orientation: Any







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