Sentry

Sentry Residential Gas Boiler

Fuel: Gas
System: Hot Water
Combustion: Natural Draft, atmospheric
Capacity: 5 sizes, 34-150 MBH Input
Efficiency: up to AFUE 84.4%

Sentry is a hot water boiler heating system which is ideal for a wide variety of gas boiler requirements, 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.

Product 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

How It Works

The flue passage design, thermal pin pattern and consistent wall thickness of Sentry's cast-iron heat exchanger sections ensure uniform heat transfer with less thermal strain and metal fatigue.