Home / Fireplaces


Discover the Compact and Efficient ProBuilder 42 Linear Basic – GSB Fireplace

Experience efficient heating with the ProBuilder 42 Linear Basic – GSB, the smallest model in our lineup, designed for cozy living spaces. With a 42-inch wide and 15-inch tall glass viewing area, this value-priced fireplace is perfect for zonal heating up to 1,250 square feet. Featuring the energy-saving GreenSmart® pilot system, it automatically ignites and extinguishes based on heating demand, making it an outstanding choice for eco-conscious homeowners.

  • Heating Capacity: Up to 1,250 Sq. Ft.
  • BTU/Hr. Input (NG/LP): 13,000 to 25,000 (50% turndown)
  • P4 Efficiency: 65.74% (NG), 66.88% (LP)
  • Steady State Efficiency: Up to 76.11% (NG), Up to 77.31% (LP)
  • Weight: 165 lbs. (75 kg)
  • Glass Viewing Area: Tempered Glass, 40-3/8” W x 13-5/8” H, 548 Sq. In.
  • GreenSmart® Pilot System


Introducing the ProBuilder 42 Linear Basic – GSB, a compact and budget-friendly fireplace designed to deliver effective and efficient zonal heating. This model utilizes the innovative GreenSmart® Basic technology, which enhances its energy efficiency by managing the ignition process based on the heating needs, reducing fuel consumption and costs.

Key Features:

  • Optimized for Small Spaces: Ideal for heating areas up to 1,250 square feet, perfect for smaller homes or specific living zones.
  • Energy-Efficient Heating: Equipped with a GreenSmart® pilot system that conserves energy by automatically adjusting the fire to meet heating demands.
  • Compact Design: Features a sleek and narrow glass viewing area that fits neatly into a variety of living spaces without dominating the room.
  • Customizable Output: Offers a flexible BTU input range from 13,000 to 25,000, allowing you to adjust the warmth to your comfort level.
  • High Efficiency: Achieves up to 77.31% steady state efficiency with liquid propane, ensuring more heat is delivered into your space.
  • Durable and Lightweight: Weighs only 165 lbs, making it easier to install and maintain while offering a long lifespan.

The ProBuilder 42 Linear Basic – GSB is the perfect choice for anyone seeking a straightforward, efficient, and space-conscious heating solution for their home.

Contact Us


Follow Us