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Experience the Efficient Warmth of the ProBuilder 36 Clean Face Basic – GSB Fireplace

Introducing the ProBuilder 36 Clean Face Basic – GSB, our mid-sized model perfect for efficiently heating individual rooms in your home like family rooms and offices. This fireplace showcases tall, dancing flames and an elegant “clean face” design that enhances any living space without visible hardware or distracting elements. The GreenSmart® Basic (GSB) model is a standout for its energy efficiency, featuring a smart pilot system that automatically ignites or extinguishes the fire based on heating demand, thus conserving fuel and reducing waste.

  • Heating Capacity: Up to 1,150 Sq. Ft.
  • BTU Input Per Hour: 13,000 (NG) 12,000 (LP) to 25,000 (NG) 24,000 (LP) – 48-50% Turndown
  • Steady State Efficiency: Up to 82.66% (NG), 84.06% (LP)
  • EnerGuide P4 Efficiency: 74.78% (NG), 76.41% (LP)
  • Glass Viewing Area: Tempered Glass, 30-1/8″ W x 26-1/8″ H, 780 Sq. In.
  • Features GreenSmart® Basic technology with an automatic pilot ignition system
  • Clean face design enhances room aesthetics


The ProBuilder 36 Clean Face Basic – GSB offers both beauty and practicality, designed to blend seamlessly into any decor while providing substantial warmth. Its advanced GreenSmart® Basic system optimizes energy use by automatically adjusting the flame, ensuring you enjoy consistent comfort without excessive fuel consumption. This model is an excellent choice for those who value simplicity, efficiency, and stylish design in their heating solutions.

Key Features:

  • Zonal Heating Capability: Ideal for warming specific areas up to 1,150 square feet, providing targeted warmth where it’s most needed.
  • Energy-Efficient Operation: The GreenSmart® Basic system enhances fuel efficiency with its intelligent pilot ignition that responds to heating demands.
  • Elegant and Unobtrusive Design: The clean face appearance ensures that the architectural integrity of your space is maintained, focusing attention on the beauty of the flames.
  • Highly Efficient Performance: Offers impressive steady state and EnerGuide efficiency ratings, minimizing environmental impact and lowering heating bills.
  • Simple and Reliable: Operates without the need for electrical power, offering reliable heat even during power outages.
  • Large Viewing Area: Provides a generous view of the fire, enhancing the visual appeal and ambiance of your room.

The ProBuilder 36 Clean Face Basic – GSB Fireplace is perfect for anyone seeking a high-performance, energy-efficient, and aesthetically pleasing heating solution for their modern living spaces.

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