McDonnell & Miller Head Assembly 25A-HD, Use With Series 25-A

B&G Hydronic BPX brazed plate heat exchangers for residential/light commercial applications offer a unique mounting system and the highest level of thermal efficiency and durability in a compact, low cost unit. The unique integral mounting tabes and connection locations allow for easy installation to any hydronic heating panel without the need or cost of a separate mounting bracket. 1" NPT Connection Type. 5-5/8"W x 2-3/8"D x 12-1/4"H.

The Q340A, with a maximum amount of copel, is a premium thermocouple with the long life and durability that your customers demand. The Q340A thermocouples sense the pilot flame on standing pilot gas-fired heating systems. The pilot flame heats the tip of the thermocouple, producing a temperature differential between it and the base to generate 30 millivolts. Push-in clip and adapter assembly included. 11/32 32 male nut connector for Pilotstat safety control power units

Low Pressure Brazed Plate Heat Exchanger, BP410-40LP Smaller, lighter, stronger, more efficent; Bell & Gossett Brazed Plate Heat Exchangers are ideal for residential and light commercial hydronic systems because they provide maximum heat dissipation. Unlike conventional shell and tube heat exchangers, our units can be used even in applications where space is at a premium. Their efficient design allows them to provide more heat transfer using less space, making them well suited to a variety of installations, including: domestic hot water, pool heating, radiant floors and snow melt. The ...

McDonnell & Miller Series 551-S Make-Up Water Feeder For applications where water is added to steam separators, receivers, tanks, or other vessels. Proportional feed action. Quick-change replaceable cartridge valve and strainer. Optional features - Float Block. Maximum water supply pressure 75 psi (5. 3 kg/cm2). Maximum inlet water temperature 120°F (49°C). Maximum vessel pressure 25 psi (1. 8 kg/cm2). Made in the USA .

These 700 Series Gas Valve Uni-Kits® are designed for intermittent pilot, direct spark and hot surface applications. They incorporate a manual valve, pilot valve, and a main gas pressure regulator. Each Uni-Kit includes all the necessary parts and instructions needed to convert to direct spark or hot surface applications. These valves are designed for many residential and commercial applications such as central heating units, wall heaters, boilers and mobile home furnaces. They also have all the wiring connections, manual selector and adjustments easily accessible. Use 1751-003 to convert ...