Slant/Fin S-150, 109,000 BTU Output Intermittent Ignition Cast Iron Boiler (Natural Gas)

Note: Product Title reflects this boiler's IBR Net Output Rating Sentry is a gas powered hot water boiler which is ideal for a wide variety of boiler requirements using propane or natural gas. The Sentry is perfect as a replacement or for new installations. Its advanced design provides years of trouble-free, high efficiency operation while providing easy installation, even in sites with low chimney connections or low overhead clearance. Features: Intermittent ignition Integral draft hood fit sites with clearance as low as 38-1/2" Low profile makes problem installations easy Advanced natural draft design promises efficiency & reliability Includes a reliable, heavy-duty motorized vent damper to maximize efficiency Metal push nipple to connect individual sections 25 Year Limited Lifetime Warranty