Helix VLT Vertical Laser Tube, Wall Hung Modulating Condensing Boiler
Innovative. Efficient. Dependable. Dunkirk.
The Dunkirk VLT features 95% AFUE. Plus:
- Efficiency: Energy Star Rated
- Capacity: 50, 75, 100, 150, 200 & 299 - All Dunkirk Helix VLT capacities are 95% efficient and meet the criteria for Energy Star 2017 Most Efficient.
- Heat Exchanger: Direct Vent
- Combustion: Sealed Combustion
- Venting: Direct Vent
- Boiler Type: Hot Water
- Wall Mount: Bracket included.
- Boiler Control Module: Automatic Line Voltage/Intermittent Direct Spark Ignition/Modulating with a 5:1 combustion turn down ratio. For multiple boiler applications - the control module can stage fire up to 16 boilers.
- User Display Interface: Easy programming with text display. Outdoor Temperature Sensor included.
- Heat Exchanger: High grade 316L/444 Stainless Steel Fin Coil with Flame Sight Glass.
- Built-in Primary/Secondary Manifold Piping and Pump.
- Combustion: Gas Valve with Premix Venturi and Blower, Durable Stainless Steel Mesh Modulating Burner with 5:1 turn down ratio, Direct Spark Igniter, Flame sensor and LP Conversion Kit included.
- Electrical: Detachable Low Voltage Terminal Strip, High Voltage Junction Box and Transformer.
- Factory installed probe-type Low Water Cut Off with test feature
- 30 PSI Safety Relief Valve
- Boiler Drain Valve and Condensate Drain with built in trap.