Apollo 1/2 in. Stainless Steel PEX Barb x 3/4 in. Female Pipe Thread x 18 in. Water Heater ConnectorStainless Steel PEX to FNPT Water Heater Connector, 18 in. Durable corrugated stainless steel connector designed to join 1 2 in. PEX to a 3 4 in. FNPT water heater port. Bend and stay design allows tight radius routing without kinking, delivering fast, reliable hot and cold water hookups. Key Features: No Kink Flex Design: Corrugated stainless steel maintains flow in tight bends and reduces stress on connections. PEX B Compatible: 1 2 in. barb end

Stainless Steel PEX-to-FNPT Water Heater Connector, 18 in.

Durable corrugated stainless steel connector designed to join 1/2 in. PEX to a 3/4 in. FNPT water heater port. Bend-and-stay design allows tight-radius routing without kinking, delivering fast, reliable hot and cold water hookups.

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Key Features:

• No-Kink Flex Design: Corrugated stainless steel maintains flow in tight bends and reduces stress on connections.
• PEX-B Compatible: 1/2 in. barb end secures with copper crimp rings, pinch clamps, or stainless sleeves.
• Secure Heater Connection: 3/4 in. female pipe thread for standard water heater nipples; apply thread tape.
• Rugged Construction: Lead-free DZR brass ends and corrosion-resistant stainless steel body.
• High Performance: Rated up to 200 psi and 250°F; IAPMO listed to ASSE 1061/NSF 68 and meets UPC/IPC/cUPC.

Please check the Product Data Sheet Here

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Specifications Table:

Specification	Details
Connector Length	18 in.
PEX Size	1/2 in. barb
Water Heater Connection	3/4 in. female pipe thread (FNPT)
Material	Corrugated stainless steel with lead-free DZR brass ends
Application	Potable water; hydronic heating
Finish Family	Silver Metallic
For Use With	Electric tank; Gas tank
Includes	No additional items included
Pack Size	1
Product Weight (lb.)	0.315 lb
Dimensions (HxWxD)	1.13 in x 18 in x 1.13 in
Standards/Listings	IAPMO listed; ASSE 1061/NSF 68; Meets UPC, IPC, cUPC; ASTM F1807
Performance Ratings	Max working pressure 200 psi; Max temperature 250°F
Design Feature	Bend-and-stay; no-kink corrugation
Vent Part Type	Flexible Connector Vent
Manufacturer Warranty	5 Year when installed per instructions

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Frequently Asked Questions (FAQ):

Q: What PEX systems is this compatible with?
A: Designed for 1/2 in. PEX-B using ASTM F1807 style crimp or clamp connections.

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Q: Can it be used on both hot and cold lines?
A: Yes, it is suitable for potable hot and cold water and hydronic heating applications up to 250°F.

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Q: How do I attach it to the water heater?
A: Wrap the heater’s male nipple with thread tape, thread the 3/4 in. FNPT end on, and tighten with pliers.

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Q: Does it require special tools?
A: Standard PEX crimp or clamp tools for securing the barb end; no soldering required.

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Q: What is the warranty?
A: 5-year limited warranty when installed per the published instructions.

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Streamlined Utility with Lasting Shine

This stainless connector introduces a refined, architectural line to an otherwise utilitarian moment, bringing order and polish to your mechanical room. The corrugated profile is a subtle design note—sleek yet purposeful—that flexes neatly around obstacles. Pair it with color-coded PEX for a crisp, organized installation that feels intentional. It’s a small, luxe upgrade that elevates performance and presentation in equal measure.

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Make your water heater hookup faster, cleaner, and more reliable—add this stainless PEX connector to your cart now.

Warranty

Installation