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Gray PVC insert reducing male adapter, 3/4-inch MPT thread to 1/2-inch insert/barb, side view on white background.

PVC Insert Reducing Male Adapter 3/4 in MPT x 1/2 in Insert (1436-101)

Brand: PVC
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$4.06
$3.04
SKU 1436101
In Stock (30)

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Durable PVC reducing male adapter designed to connect 3/4 in male pipe threads to 1/2 in insert tubing. Built for irrigation and cold-water systems, it provides a compact, reliable transition between threaded outlets and polyethylene or flexible tubing.

  • Material: Schedule 40 PVC, lead-free construction for corrosion resistance and long service life.
  • Connections: 3/4 in MPT (male pipe thread) to 1/2 in insert/barb; compatible with polyethylene and flexible tubing.
  • Certifications: NSF 14 and NSF 61 listed; manufactured to ASTM D-2609 plastic insert standards.
  • Pressure & Temperature: Pressure class approximately 125 psi; typical cold-water service with maximum recommended temperature near 140°F.
  • Installation: Push insert over tubing and secure with a hose clamp; thread into female MPT fitting using pipe sealant or PTFE tape for a leak-resistant connection.
  • Applications & Limitations: Ideal for irrigation, landscape, and potable cold-water polyethylene systems. Not for compressed air, gases, or high-temperature service.

Compact, economical, and easy to install, this adapter delivers a secure, low-profile connection for polyethylene pipe and flexible tubing. Always verify compatibility with local plumbing codes and system materials before installation.

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Frequently Asked Questions

What sizes and connections does this adapter use?
Connects 3/4 in MPT (male pipe thread) to a 1/2 in insert/barb; fits Schedule 40 PVC and polyethylene tubing.
Is this fitting suitable for potable water and irrigation?
Yes. NSF 14 and 61 listed and produced to ASTM D-2609; suitable for cold-water potable and irrigation systems.
Can I use this adapter for compressed air or hot-water systems?
No. Not for compressed air or gases; intended for cold-water applications with service temperatures commonly up to 140°F.

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