Size *
Select an option...
125 – 125,000 BTUH
150 – 150,000 BTUH (+$ 187.00 )
175 – 175,000 BTUH (+$ 330.00 )
200 – 200,000 BTUH (+$ 472.00 )
225 – 225,000 BTUH (+$ 788.00 )
250 – 250,000 BTUH (+$ 1,109.00 )
300 – 300,000 BTUH (+$ 1,351.00 )
350 – 350,000 BTUH (+$ 1,722.00 )
400 – 400,000 BTUH (+$ 2,333.00 )
Elevation *
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0-2000 ft
2001-3000 ft
3001-4000 ft
4001-5000 ft
5001-6000 ft
6001-7000 ft
Heat Exchanger Material *
Select an option...
Aluminized Steel
409 Stainless Steel (Size 125 Only) (+$ 444.00 )
409 Stainless Steel (Sizes 150 & 175 Only) (+$ 603.00 )
409 Stainless Steel (Sizes 200 & 225 Only) (+$ 745.00 )
409 Stainless Steel (Sizes 250 & 300 Only) (+$ 970.00 )
409 Stainless Steel (Size 350 Only) (+$ 1,121.00 )
409 Stainless Steel (Size 400 Only) (+$ 1,260.00 )
Gas Controls *
One-Stage Gas Valve
Two-Stage Gas Valve (+$ 250.00 )
Electronic Modulation with Room Thermostat (Shipped Separately) (+$ 1,874.00 )
Two-Stage Gas Valve with United-Mounted Ductstat (+$ 754.00 )
2 Stage Gas Valve with Electronic Ductstat with Remote Temperature Selector (0-130 deg F) (+$ 1,159.00 )
Electronic Modulation (2 to 1 Turndown Ratio) with Duct Probe, 55-90 deg F (+$ 2,152.00 )
Electronic Modulation (2 to 1 turndown ratio) with Duct Probe with a Remote Temperature Selector, 55-90 deg F (Shipped Separately) (+$ 2,268.00 )
Electronic Modulation (4 to 1 turndown ratio) with Duct Probe with a Remote Temperature Selector, Shipped Separately (Natural Gas Only) (+$ 3,495.00 )
Electronic Modulation (4 to 1 turndown ratio) with DDC Interface (No External Sensor or Dial) (Natural Gas Only) (+$ 2,777.00 )
Maxitrol A200 Signal Conditioner (Used with Customer-Supplied 4-20MA or 0-10V Input Signal) and Special Electronic Modulating Gas Regulator (Conditioner and Regulator are Factory Installed) (+$ 1,719.00 )