High Performance HVAC Heating and Cooling Home

High Performance HVAC Heating and Cooling Home – Welcome to High Performance HVAC where we offer technical information regarding HVAC Systems including Air Conditioners,  Air Handlers, Boilers, Commercial Systems, Direct Digital Controls, Heat Pumps, and many other subjects regarding heating ventilation and air conditioning. We also include extra links to articles that are related to the subject matter so you can learn more about the subject. Additionally, we include several diagrams and illustrations including dynamic illustrations to help enhance your understanding and learning of HVAC. Don’t forget to see our many tips located at the footer of each page. These tips rotate for each page load.

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Ratings and Reviews for Goodman Condensing Units

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Colorful Charts with detailed information

Thermostat Color Code Chart

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AFUE Ratings for Gas Furnaces

HVAC Buyers advice category

boilers buying

HVAC Heating & Cooling

HVAC Piping Valves | Heating and Cooling Hydronics

HVAC Piping Valves | Heating and Cooling Hydronics - Triple Duty Valves are three valves in one as the name implies. Triple Duty Valves act as a check valve, balancing valve, and shut-off valve all in one valve. From the smallest hydronic loops to the largest hydronic...

Bryant Air Conditioners Reviews – Consumer Ratings

Bryant Air Conditioners Reviews - Bryant offers a variety of air conditioning systems that range from 13 SEER* all the way up to 21 SEER* for efficiency ranges. In Bryant's lower efficiency ranges, Bryant also offers equipment with the old refrigerant R-22 while...

Furnace Breaker Trips

Furnace Breaker Trips - Furnace breakers most often occur for a few reasons: a bad circuit breaker a bad furnace fan motor or component poor airflow through the furnace Let's explore these reasons in detail and find out what you can do to fix a furnace breaker trip....

Honeywell Chronotherm Plus Thermostat – Trane XL19i Condenser

Honeywell Chronotherm Plus Thermostat - Trane XL19i Condenser - I have a Honeywell Chronotherm Plus 8624D running a Trane XL19i Air Conditioner with a Trane XV90 Gas Furnace - all installed new in new construction in 2003. Every winter, during the morning warm-up from...

Basic Thermostat Wiring Colors – Air Conditioner Systems

Basic Thermostat Wiring Colors - Air Conditioner Systems - Always remember when changing a thermostat for a new thermostat to take a photo of the colors and where they go on the old thermostat or get a pencil and paper and write it down. It is better to take a good...

R-410A versus R-22 Refrigerants | HVAC Refrigeration

R-410A versus R-22 Refrigerants - R-22 is a refrigerant that has been widely used in air conditioners and heat pumps for many years. It has been deemed hazardous to the environment and it will begin phase-out by law in the year 2010. The replacement refrigerant for...

Boiler Combustion Efficiency | HVAC Heating Systems

Boiler Combustion Efficiency | HVAC Heating Systems - It is important to understand that a commercial application (can also apply to residential boiler applications) is going to consume a large amount of the energy budget, therefore it is important to track efficiency...

Two-Stage Gas Furnaces | Heating and Cooling Systems

Two-Stage Gas Furnaces are ever-increasing in popularity among HVAC manufactures of gas furnaces. The product lines are ever-increasing from single-stage gas furnaces to a two-stage gas furnace. The reasoning is that the two-stage gas furnaces are more efficient than...

Variable Speed ECM Condenser Fan Motors | HVAC Refrigeration

Variable Speed ECM Condenser Fan Motors are used in condensers for the high efficient models so that the fan speed for the condenser can be modulated according to the load of the system. The ECM variable-speed fan motors are used in condensers that have a modulating...

Boiler Components Controls – HVAC Hydronics

Boiler Components Controls - All hot water boilers must have an expansion tank. Water expands when it is heated. There must be a place for it to expand so that the pressure in the boiler loop remains constant. Without a hot water boiler expansion tank, the pressures...

HVAC Centrifugal Compressors | HVAC Refrigeration

HVAC Centrifugal Compressors - Centrifugal compressors are used in many applications including pipeline transport of natural gas along with many other related applications including vapor compression refrigeration. These compressors have different operating...

Air Conditioner Inverter Review | Heating and Cooling Efficiency

Air Conditioner Inverter Review - Many mini-split air conditioners and heat pumps use inverters for efficiency. Conventional split system air conditioners and heat pumps can now be purchased with inverters for ultra-efficient heating and cooling. Inverter air...

Energy Star Central Air Conditioners

Energy Star Central Air Conditioners | It is not an unusual question. What is an Energy Star air conditioner, and what makes it better than an air conditioner that is not Energy Star rated? We get this question from time to time in our email for different types of...

How Expansion Tanks Work | HVAC Hydronics

How Expansion Tanks Work: What is an expansion, and how does it work? I get that question all the time even though I have written an extensive article on expansion tanks. The two most common expansion tanks you will see in HVAC applications include the bladder-type...

Old Bell Gossett Circulator Pump Bearing Assembly

Old Bell Gossett Circulator Pump Bearing Assembly - This very old Bell Gossett Circulator pump and bearing assembly was found still functioning even after being flooded out several times in a basement. The pump, probably on its last leg, is at least 20 years old and...

Electronic Ignition Gas Furnaces Types

Electronic Ignition Gas Furnaces Types | Gas Heating Systems. Gas furnaces, boilers, and water heaters have evolved from the basic standing pilot ignition system to the state-of-the-art electronic ignition models. Standing pilot gas furnaces relied on keeping a pilot...

Before Calling Heating Cooling Repair Service – Checklist

Before Calling Heating Cooling Repair Service - Checklist - The following is a list of things you need to check before calling for heating and cooling service. Many people simply pick up the phone and call for service. When the technician arrives and finds something...

Westinghouse Air Conditioner Reviews – Consumer Ratings

Westinghouse Air Conditioner Reviews - Consumer Ratings - Westinghouse air conditioners are produced with SEER ratings from 13 SEER all the way up to 20 SEER with many air conditioners offering mid-range SEER ratings between the high and low SEER ratings. Westinghouse...

Armstrong Air Conditioner Reviews – Consumer Ratings

Armstrong Air Conditioner Reviews - Armstrong manufacturers air conditioners and other HVAC equipment mainly for residential but they also make light commercial HVAC equipment. Their line of air conditioners ranges in efficiency level from 13 SEER to 20 SEER making...

Duct Temperature Sensor

Duct Temperature Sensor - The duct static temperature sensor measures air temperature in the ductwork. The solid-state temperature sensing devices are commonly used in HVAC applications that are controlled by direct digital control or a modern building automation...

Air Conditioner Troubleshooting Good AC Repair Tips

For proper Air Conditioner Troubleshooting, you need to understand some basics of air conditioners. This includes basic refrigeration, electricity, electrical components and how electro-mechanical controls work. In addition, basic air conditioner components and air...

Refrigeration for HVAC 101

Refrigeration for HVAC 101 Refrigeration 101 - Refrigeration and Air Conditioning Technology is a textbook and will help you follow this material. You must understand heat and heat transfer principles and theory. That includes the fundamental physics...

Conversion of a Water Heater to Electronic Ignition | HVAC Technical

Conversion of a Water Heater to Electronic Ignition - This article covers converting from standing pilot to electronic ignition. So you are tired of relighting the pilot light every so often or replacing the thermocouple on your standing pilot gas water heater. You...

12 Best Heat Pumps

12 Best Heat Pumps What Are Heat Pumps? Heat pumps are incredibly useful heating, air conditioning (HVAC), and ventilation systems that can heat and cool your house. They work, taking the heat out of the air in one space and moving it into the air in another area....

Boiler Pressure Relief Valve | Boiler Safety

The boiler pressure relief valve (PRV) is a safety valve designed to relieve an excessive build-up of pressure inside the boiler. The is a pressure vessel designed to handle a safe amount of pressure. If the pressure were to build up beyond the safety limitations as...

Free Cooling Air Conditioning | HVAC Cooling

Free Cooling Air Conditioning - I’m looking for a residential high-performance system that uses an air intake damper or a multistage (multi-zone) heating and a cooling system similar to what I found at Economizer Systems and HVAC Control? Any suggestions? Answer……………...

HVAC Control DDC Programming Logic 3

DDC Programming Logic 3 - DDC control logic blocks have practically an unlimited way of arranging the blocks for HVAC control. Below is an example of a line of logic blocks arranged for static pressure control of a VAV air handler supply fan using a variable frequency...

HVAC and Electrical Fundamentals | Heating, Cooling, and Electrical

HVAC and Electrical Fundamentals - Electricity is usually produced by a generator at a power station and delivered to sub-stations for distribution to homes and businesses. Electricity can also be produced using chemicals like the chemical processes produced in...

Residential Hot Water Boiler Control | HVAC Heating

Residential Hot Water Boiler Control - The average residential/light commercial boiler typically uses different controls to sequence the boiler. Boiler control in commercial and industrial applications can be very complex and can have added layers of controls outside...

State Water Heater Reviews

State Water Heater Reviews - State Industries manufacturers conventional hot water heaters for residential and commercial applications that either electric, gas, or oil-fired water heaters, tankless water heaters, storage tanks (indirect-fired), expansion tanks, and...

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Featured HVAC Articles

Featured HVAC Articles List

A few featured articles we like to share with you. Yes, there are many articles here to help you with HVAC but these are just a few editors picks for you. Notice how we have search modules all over the site to help you find things better.

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HVAC Buyers Advice

Buying New HVAC Equipment? Need Advice?

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Gas Furnace Category

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HVAC Technical Information and References

HVAC Technical Information and References Category Index

Reference lots of HVAC information on many things like the NEC and HVAC, Mechanical Code, and more!!

Heat Pump Reviews Category

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Visit the Heat Pump Reviews for more ratings on heat pumps

Air Filters Category

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Cleaner Indoor Air for a Healthier Environment. Find out how here!!

Gas Furnace Reviews Category

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Stay warm, toasty and informed when you buy a new gas furnace. Read our reviews here.

Air Conditioning Category

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Ever wonder how air conditioning works? Find out here!

Thermostats Category

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You may also be interested in visiting our Thermostats Category

Boilers Category Index

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Stay warm and comfy. Check out or Boilers category!!