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Gastite XR3 1-1/2″ CSST Termination Fitting w/ Square Flange Brass XR3TRM-24

SKU: XR3TRM-24

$304.26

Only 2 left in stock

Same-item volume pricing
QuantityUnit priceSaving
1–4$304.260%
5–9$289.055%
10+$273.8310%

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Available to order: 2.

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REGIONS SUPPLY BUYING GUIDE

Product details & buying advice

Build a CSST order around one identified tubing system and generation, then select the fittings intended for it.

Product type Gastite / FlashShield CSST systems
Part / SKU XR3TRM-24
CSST end 1-1/2 in.
Threaded end 1-1/2 in. NPT
Mounting Square-flange termination
Model family reference XR3TRM-24-4 (part-family identification only; the quantity supplied is the quantity stated in this listing)

What to check before ordering

  • Identify Gastite, original FlashShield or FlashShield+ tubing before choosing the fitting series.
  • Use the current system instructions and local requirements to plan sizing, supports, protection, terminations and bonding.
  • Have a trained installer follow the preparation method for that tubing generation.

Service reminder: Original FlashShield and FlashShield+ use different preparation details. Do not assume another brand’s CSST fittings are interchangeable.

Have gas-system installation and service completed by qualified personnel. Use the current instructions for the exact model and the requirements that apply at the installation location.

Product help & manufacturer resources

Explore this product guide · Shop this product group · Ask Regions Supply about this part

Overview

Gastite XR3 1-1/2" Termination Fitting with Square Flange – MFG# XR3TRM-24This premium Gastite XR3 termination fitting is engineered for FlashShield and standard CSST gas piping systems, offering a secure and lightning-resistant solution for propane, LP gas, and natural gas installations. Designed for high-performance applications, this fitting incorporates a multi-layer, bonded construction that dissipates heat and electrical energy between conductive polymer layers—delivering unmatched lightning resistance.

The square mounting flange provides reliable anchoring during installation, making it ideal for residential, commercial, and industrial gas system routing.

Key FeaturesLightning-resistant FlashShield compatibleMulti-layer polymer/metal mesh design for high energy dissipation

Supports complex routing layouts; marked for foot-by-foot measuring

Compatible with both standard CSST and FlashShield CSST systemsGastite-engineered for LC1024 and LC1027 compliance

Durable machined brass threads and rugged square flange mounting plateApplicationsPropane, LP gas, and natural gas CSST system termination

Residential and commercial fuel gas distributionLightning-resistant building gas piping installationsSpecifications

Size: 1-1/2"

Model: XR3TRM-24DLP Number: 13K044

Brand: Gastite

Material: Brass & multi-layer FlashShield compatible polymer designThis XR3 termination fitting is the only fitting designed specifically for FlashShield CSST, making it the trusted choice for installers who prioritize safety, durability, and code compliance.

Product details

Part / SKU XR3TRM-24

Package includes

  • Gastite XR3 1-1/2" CSST Termination Fitting w/ Square Flange Brass XR3TRM-24

Included components and any stated pack quantity are as described in this listing. Optional accessories shown separately are sold separately unless expressly included above.

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