3/4" Cast Brass Boiler Drain Valve, Lead-Free, Male (or Copper) to Hose

Legend 107-144NL – 3/4" Lead-Free Brass Boiler Drain Valve for Dependable Draining

The Legend 107-144NL Boiler Drain Valve is engineered for service line draining in hot water boilers, tank systems, and general plumbing drainage points. Manufactured from cast lead-free brass, this 3/4" MNPT x 3/4" hose thread valve meets strict lead-free standards while providing rugged performance where reliability is non-negotiable.

With its heavy-duty construction, precision-molded Buna-N seat washer, and full-pattern body, this valve is designed to handle system flushing, blowdown, or equipment maintenance with confidence. Whether you’re working on residential hydronic systems or commercial installations, this valve delivers consistent performance under pressure.

Why Professionals Choose the 107-144NL

• Lead-Free Certified – No-lead alloy meets NSF 372 and complies with Safe Drinking Water Act requirements.
• Full-Pattern Casting – Provides superior strength compared to lightweight or reduced-body valves.
• High-Integrity Stem Assembly – Traditional stem packing with packing nut offers better sealing and durability versus packless designs.
• Standard GHT Outlet – 3/4" male hose thread outlet accepts vacuum breakers and hose connections.
• Versatile Use – Ideal for draining water heaters, boilers, hydronic loops, or backflow test cocks.

Product Specifications

• Model: LEGEND 107-144NL
• Inlet: 3/4" Male NPT
• Outlet: 3/4" Male Hose Thread (GHT)
• Material: Cast Lead-Free Brass
• Seat Washer: Buna-N (NBR)
• Pressure Rating: 125 PSI CWP
• Certification: NSF/ANSI 372, Third-party tested
• Origin: Made in the USA

Installation Overview

The 107-144NL is straightforward to install in residential or light commercial plumbing systems. It is best suited for threaded connections and works seamlessly in vertical or horizontal orientations. For best results, apply appropriate thread sealant and ensure proper torque during installation. Licensed installation is recommended for code compliance and system safety.

Professional Applications

For Contractors: This valve checks the boxes for durability, compliance, and versatility. Its rugged body and reliable sealing components make it a go-to choice for boiler service, system flushing, or water heater drainage.

For Skilled DIY Installers: If you're managing your own maintenance, this boiler drain is a solid pick. Just ensure you’re equipped with thread sealant and a basic understanding of NPT-to-hose-thread transitions.

Key Advantages

• ? NSF 372 Lead-Free – Ensures compliance for potable water systems
• ? Precision Machined – Threads and seating areas are built for a watertight fit
• ? Robust Design – Forged to withstand high-use environments and thermal cycling
• ? Reliable Draining – Smooth operation during flushing or service work

Reliable, Compliant, Built to Last

Choose the LEGEND 107-144NL 3/4" Boiler Drain Valve for unmatched dependability in drainage applications. It’s a trusted product line for professionals who demand quality, durability, and full compliance with today’s plumbing codes. Upgrade your valve assemblies today and ensure your systems drain right—the first time.