Williamson GSA Series 2 Steam Gas Boiler (Knock-Down), Chimney Vent, 176,000 BTU, 82% AFUE, Nat Gas

Description

Note 1: this is a knock-down boiler and will require assembly on site.

Note 2: product title indicates boiler’s Net AHRI (Net IBR) rating.
Williamson GSA series boilers are a cost-effective and feature-rich solution for replacing most gas steam boilers on the market. They are low-profile (with built-in draft diverter) and use high quality components for quick and easy installation & worry-free performance.
An optional near boiler piping kit is available for simplified installation.
Boiler is fully packaged and includes rear baffle with automatic vent damper & spill switch, Honeywell/Resideo gas valve & PA404A series pressure controller, UTEC intermittent pilot ignition module, Hydrolevel Safgard 400 model LWCO, gauge glass, pressure gauge, 15 psi ASME PRV, drain valve and more.

Features:

• Manufactured in the USA
• Knock-down version (not fully assembled)
• Premium-level & familiar controls – Honeywell/Resideo Gas Valve & PA404A series Pressure Controller, UTEC Intermittent Pilot Ignition Module, Hydrolevel Safgard 400 model LWCO, Field Controls damper and others
• Compact & clean design, with integral rear draft diverter
• Stainless steel burners
• Integral cast iron legs
• One-piece front access door for easy service
• Insulated heavy-gauge jacket
• Left-side piping
• Approved for up to 2,000ft altitude installations (up to 4,500ft with optional kit)

Technical Specifications:

• Input (BTU): 282,000
• Net AHRI Rating (BTU): 176,000 (733 sq. ft)
• DOE Heating Capacity (BTU): 234,000
• Efficiency (AFUE): 82.0%
• Fuel Type: Natural Gas
• Boiler/System Type: Steam Cast Iron Gas Boiler
• Boiler Connections: 3″ NPT Supply, 1-1/2″ NPT Return Connections; 3/4″ NPT – Relief Valve, 3/4″ NPT – Drain, 1/2″ NPT – Gas
• Relief Valve Setting: 15 psi (max)
• Boiler Water Volume (Gal): 14.0
• Vent Type: Chimney (Atmospheric) Vent
• Vent Pipe Size: 8″ (standard Cat I galvanized chimney vent pipe)
• Electrical: 120V, 1-phase, 60Hz
• Dimensions: 34″ Wide x 28″ Deep (40″ with draft diverter) x 34″ High (without vent damper)
• Weight: 735 lbs (approx. ship weight)

Warranty:
10 year heat exchanger, 1 year all other parts