18 Series Boilers ,   Model: 18 Series		Additional Information
With an efficiency of up to 84%, the 18 Series features cast iron sections and push nipples and an integral draft diverter that protects against harmful back drafts to ensure safe operation. Optional electronic ignition reduces gas consumption. Efficiency: Mid-Efficiency Capacity: 75 - 112.5 - 150 - 187.5 - 225 - 262.5 - 299 MBH Heat Exchanger: Cast Iron Combustion: Atmospheric Venting: Vertical Vent Boiler Type: Hot Water		Brochure 240004959 - 18 Series Rev. 11/07 153.8 kb 240004958 - Pennco Silver Full Line 4/09 1.7 MB Installation & Operation Manual 1305006 - 18 Series Rev. 2.0 2.8 MB Product Bulletin Pennco 18 Series 5/1/09 36.8 kb Warranty 1595016 - 18 Series Rev. 12/06 502 kb