Build a bold and powerful fire feature with the Universal Gas Insert Kit for 39"–42" square openings, engineered for use with both Natural Gas and Liquid Propane. This kit features the CFB240 Original Brass Burner with WATERSTOP® technology, producing up to 240,000 BTUs of flame power while offering superior water protection. With a 39" square aluminum plate, flex line/key valve kit, 8" key valve extension, and (7) adjustable collars, it’s a complete, professional-grade installation solution.
Key Features & Benefits
-
High-Output Brass Burner – 19.5" x 21.5" CFB240 Original Brass Burner rated at 240,000 BTUs for maximum flame presence.
-
WATERSTOP® Technology – Protects against water intrusion, ensuring long-lasting performance and reliability.
-
Comprehensive Kit – Includes flex line/key valve kit, 8" key valve extension, and (7) 19" adjustable installation collars.
-
Heavy-Duty Plate – 39" square aluminum plate provides secure mounting and structural support.
-
Fuel Flexibility – Works with Natural Gas or Liquid Propane.
-
Installer Friendly – Designed with professional-grade components for safe, easy installation.
Why Choose This Universal Gas Insert Kit?
The UPK240S39NG / UPK240S39LP is the ultimate solution for large-scale square fire pits that demand both power and durability. Its all-in-one design streamlines installation while delivering dramatic flame performance and long-term reliability.
Perfect For
-
Large square fire pit openings (39"–42")
-
Outdoor residential and commercial fire features
-
Installers requiring a complete, high-capacity kit
-
Homeowners seeking dramatic flame effects and professional-grade dependability
Specifications
-
Model Options: UPK240S39NG (Natural Gas) | UPK240S39LP (Liquid Propane)
-
Burner: 19.5" x 21.5" CFB240 Original Brass Burner with WATERSTOP®
-
BTU Rating: 240,000 BTUs
-
Plate: 39" square aluminum plate
-
Included: Flex line/key valve kit, 8" key valve extension, (7) 19" adjustable install collars
-
Fuel Compatibility: Natural Gas or Liquid Propane
-
Dimensions (Approx.):
-
Width: 39"
-
Depth: 39"
-
Height: ~5"–6"
-
Weight: ~40–50 lbs
-
Deliver Results Your Clients Love
The Universal Gas Insert Kit (39"–42" Square Opening) provides maximum flame power, WATERSTOP® protection, and installer-ready convenience. With its professional-grade components and dramatic flame output, it’s the premier choice for large fire feature projects.
At SoCal Fire Pits, we can ship to virtually any address in the world. Note that there are some restrictions on certain products and international destinations, and they will be noted as such.
When you place an order, we will estimate shipping and delivery dates based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page, with 1-2 weeks being our standard lead time and 4-8 weeks for items that are built-to-order.
Please also note that the shipping rates for many items we sell are weight-based. The weight of each item can be found in the product details. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
For more information, please visit our Shipping & Returns page or download our LTL Receiving instructions.
LTL Shipping and Receiving Instructions
