Universal Gas Insert Kit – 35" to 38" Circular Opening | 240K BTU Brass Burner with WATERSTOP®

Bring unmatched power and professional performance to your fire feature with the Universal Gas Insert Kit for 35"–38" circular openings. This complete kit includes a 240,000 BTU Original Brass Burner with WATERSTOP® technology, designed to deliver dramatic flames while protecting against water intrusion. Built for both Natural Gas and Liquid Propane, this heavy-duty kit provides everything you need for a safe, efficient, and long-lasting installation.

Specifications

• Model Options: UPK240C35NG (Natural Gas) | UPK240C35LP (Liquid Propane)

• Burner: 19.5" x 21.5" CFB240 Original Brass Burner with WATERSTOP®

• BTU Rating: 240,000 BTUs

• Plate: 35" circular aluminum plate

• Included: Flex line/key valve kit, 8" key valve extension, (6) 19" adjustable install collars

• Fuel Compatibility: Natural Gas or Liquid Propane

Key Features & Benefits

• High-Capacity Brass Burner – 19.5" x 21.5" CFB240 Original Brass Burner rated at 240,000 BTUs for bold, impressive flames.

• WATERSTOP® Technology – Industry-leading water protection for enhanced burner durability.

• Complete Installation Package – Includes flex line/key valve kit, 8" key valve extension, and (6) 19" adjustable collars.

• Large Aluminum Plate – 35" circular plate provides secure, stable support for the burner assembly.

• Fuel Versatility – Works with Natural Gas or Liquid Propane systems.

• Professional Durability – Made from commercial-grade components to ensure years of safe use.

Why Choose This Universal Gas Insert Kit?

The UPK240C35NG / UPK240C35LP delivers both power and reliability. With its high-output burner, protective WATERSTOP® design, and all-inclusive kit components, it eliminates guesswork for installers and guarantees performance for homeowners.

Perfect For

• Large custom fire pit installations (35"–38" circular openings)

• Outdoor residential fire features needing extra flame presence

• Commercial applications requiring high BTU output

• Installers who want an all-in-one professional-grade solution