energy star most efficient 2020 — boilers | products

ENERGY STAR Most Efficient 2020 — Boilers | Products

Vitocrossal 300, CU3A. Compact, gas-fired condensing boiler in a floor-standing design. 4 sizes up to 199 MBH. Multi-boiler installation with 8 boilers up to 1592 MBH. No primary/secondary piping or low-loss headers required. Water cooled, stainless steel combustion chamber. MatriX radiant dome gas burner with 5:1 turndown ratio. 95% AFUE

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goodman 5 ton package units - ecomfort

Goodman 5 Ton Package Units - eComfort

Goodman - GPG14M - GPG1461080M41 - 5 Ton Cooling - 57,500 BTU/Hr Cooling - 80,000 BTU/Hr Heating - Packaged Gas/Electric Central Heating and Cooling System - Natural Gas - 14 SEER - 81% AFUE - Downflow/Horizontal - 208-230 V - 1 Phase - 60 Hz

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energy star most efficient 2020 — furnaces | products

ENERGY STAR Most Efficient 2020 — Furnaces | Products

The ENERGY STAR Most Efficient 2020. Arcoaire ® VC 97 Series with Observer™ Control: Features: Featuring self-configuring control, Arcoaire ® VC 97 furnaces are built with stainless steel primary and secondary heat exchangers and achieve 97% AFUE. The modulating (multi-stage) gas valves allow the Arcoaire ® VC 97 to operate on a quieter low-fire setting unless thermostat calls for more fire.

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standard lp gas pressures and natural gas pressure

Standard LP gas pressures and natural gas pressure

May 16, 2016 · Natural gas in the natural gas service line pressure in the gas main in the street will be found at pressures from 60 psi down to as low as 0.25 psi or about 7 inches of water column. Natural gas pressure at the gas meter : Depending on the application gas meters may operate at 7" w.c., 0.5 to 2.0 psig, or at pressures over 2.0 psig.

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boiler efficiency and combustion | spirax sarco

Boiler Efficiency and Combustion | Spirax Sarco

Two types of gas burner are in use ‘Low pressure’ and ‘High pressure’. Low pressure burner These operate at low pressure, usually between 2.5 and 10 mbar.

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how to choose a residential gas boiler | home guides | sf gate

How to Choose a Residential Gas Boiler | Home Guides | SF Gate

Gas boilers use combustion to provide heat to your home, or water through a series of pipes that run outward from the boiler. Most gas boilers utilize natural gas, but some of them work with propane.

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