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GB200 & GB250 Steam Gas-fired Boilers

The Smith GB200 and GB250 gas-fired residential boilers are designed to provide dependable, efficient heat. The GB200 and GB250 are available in 10 sizes ranging from 85 to 400 MBH with efficiencies of up to over 81% AFUE.

Sized for Efficiency

You'll appreciate the flexibility offered by the GB200 and GB250 boilers. Ten different sizes, each with ignition options make it a cinch to size every system for maximum efficiency.

Built and Backed for a Lifetime

Cast iron construction offers superior durability and longer life. Each GB200 and GB250 boiler is full-fired at the factory prior to shipment and is backed by a lifetime warranty (see warranty statement for complete details).
PRODUCT LITERATURE

 GB 200 & 250 Color Brochure (91K)

 GB200 Installation Manual (497K)

 GB200 Installation Manual (537K)

 GB250 Instalation Manual (533K)

STANDARD EQUIPMENT
  • Cast-iron sections rated at 15 psi
  • Aluminized steel burners with gas valve
  • Standing pilot ignition
  • Automatic vent damper
  • ASME saftey pressure relief valve
  • Hi-limit manual reset control
  • Operating pressure control
  • Steam pressure gauge
  • Low water cut-out with water gauge glass
  • Insulated metal jacket
  • Brass drain valve

OPTIONAL EQUIPMENT
  • Propane gas conversion kits