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High Performance HVAC Heating and Cooling Home

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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.

High Performance HVAC Heating and Cooling Home
air conditioner information HVAC
HVAC Boiler Category
Commercial HVAC Category
Ventilation and Duct Work Category
HVAC Charts

Lots of charts, graphics, and photos that are relevant to the articles to help you better understand the subject. High Performance HVAC wants to help you understand HVAC. Whether it is your thermostat or air conditioner or heating system we want you to stay informed so you can stay comfortable.

HVAC Buyers Guide

SEER Ratings for Air Conditioners

HSPF Ratings for Heat Pumps

  • Consumer Reviews 67% 67%
  • Editors Technical Reviews 87% 87%
Air Conditioner Reviews

Product reviews and guides puts you in the know for anything HVAC

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Colorful Charts with detailed information

Thermostat Color Code Chart

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AFUE Ratings for Gas Furnaces

HVAC Buyers Information
Boiler Buyers Guide
Furnace Buyers Option
HVAC Heating and Cooling

Mini-split Air Conditioners or Ductless Air Conditioners Basics

Mini-split Air Conditioners - Ductless air conditioners are like regular air conditioners with ducts in that the compressor is located outside. They are often preferable to window units for aesthetic reasons. Ductless air conditioners are not good for cooling more...

Air Conditioner Blowing Hot Air

Air Conditioner Blowing Hot Air - Hello Richard, my air conditioner is blowing hot air today and I am wondering what's going on with it. It is really mild weather here and still winter but the temperature here got above 80° F today and when I came home from work I...

Refrigerant Pressure Temperature Chart | HVAC Refrigeration

Refrigerant Pressure Temperature Chart | HVAC Refrigeration - This page offers a temperature pressure relationship chart for use in working with HVAC Systems that use R-410A, R-22, and R-134A. Additional refrigeration information and resources are located below the...

How Heat Pumps Work | HVAC Heating Systems

How Heat Pumps Work. Heat Pumps can be a very economical way of heating and cooling your dwelling. It depends on geographical location and the cost of electricity in your area. The volatile costs of natural gas, propane, and oil have enabled these conditions....

Boiler Circulator Pump – Hydronic Components

Boiler Circulator Pump: The boiler circulator pump induces the flow of hot water through the boiler and the boiler loop. Usually, the boiler circulator pump is controlled by the aquastat. However, there are various levels of control that can be found that...

Natural Gas Versus Propane | HVAC Heating Fuels

Natural Gas Versus Propane | HVAC Heating Fuels - What is the best for you when choosing between either natural gas or propane? Do you get natural gas or propane for your heating system fuel supply? In some cases, you will not have a choice between natural...

HVAC Manufacturers | Heating and Cooling

HVAC Manufacturers | Heating and Cooling - Heating and Cooling Manufacturers are always improving the energy efficiency of their products using innovation and modern technology to help. HVAC manufacturers are required by the government to increase the efficiency...

Air Conditioning Service Repair – HVAC Cooling

Air Conditioning Service Repair - No matter what name brand (York, Trane, Carrier, Goodman, Lennox, Rheem) of air conditioning and/or heating unit you purchase some time or the other you will need to have that air conditioning and heating equipment checked for a...

Boiler Water Loops | Hydronic Piping Systems

Boiler Water Loops - In boiler hydronic loops there are different ways to arrangement the piping depending on the budget at installation time and how efficient and balanced you want the hydronic piping system to be when the job is complete. Some piping...

Lennox Versus York Air Conditioners | HVAC Buyers Advice

Lennox Versus York Air Conditioners - Here is a Lennox and York comparison for their premium model air conditioner as requested by a reader of the site. Just off the top of my head, both systems are good systems. I would say Lennox had a slight advantage but the...

American Water Heater Reviews

American Water Heater Reviews - American Water Heaters manufacturers gas and electric hot water heaters for the residential and commercial markets. Capacities for American hot water heater residential models offer sizes for the largest families and low boy...

High-Efficiency Electronic Ignition Gas Furnaces | HVAC Heating

High-Efficiency Electronic Ignition Gas Furnaces are here. They are the next step up from the standing pilot gas furnace. These gas furnaces are more efficient than the standing pilot furnaces but more complex in design. There are three types of electronic...

Flue Size Chimney Liners Corrosion | HVAC Heating

Flue Size Chimney Liners Corrosion - It is important that furnace flues are sized properly or vent into chimneys which have chimney liners in them. Many older heating systems were oversized. From the furnace to the chimney used to vent the exhaust gases...

Air Conditioner History | HVAC Information

Air Conditioner History - Air Conditioning has become a necessity in modern times as building designs have changed making it necessary to have some way to air condition and cool buildings where windows cannot be opened. Throughout history, all the way up to the 70′s,...

How to Wire a Run Capacitor to a Motor | Blowers & Condensers

How to Wire a Run Capacitor to a Motor | Blowers & Condensers - Sometimes when a blower or condenser fan motor goes bad a technician or even a DIYer has issues wiring the new motor and capacitor. Most motors come with clear instructions or a wiring...

Heat Pump Blowing Cold Air | Refrigeration Heating Troubleshooting

Why is my Heat Pump Blowing Cold Air? | Richard, love your website!! I used a few months ago to install a new thermostat and you cleared some things up with the thermostat wiring colors I had problems trying to figure out. Thanks!! Now I just turned on my...

R-134A Refrigerant Pressure Temperature Chart

R-134A Refrigerant Pressure Temperature Chart - R-134A is an inert gas also known as Tetrafluoroethane and is used in air conditioner systems. R134A is used as a chemical refrigerant in automotive and domestic use air conditioners such as chilled water systems in both...

4 Wire or 5 Wire Thermostat Wiring Problem

4 Wire or 5 Wire Thermostat Wiring Problem - Question: We have a 19-year-old condo with an old Carrier mercury thermostat. We have both a natural gas furnace and an AC unit. There are only four wires going into the existing thermostat - red, green, blue, white. On the...

Bacharach Combustion Analyzer Furnace Testing

Bacharach Combustion Analyzer Furnace Testing - The Bacharach combustion analyzer is used to test gas and oil furnaces to make sure the combustion process is as efficient as possible. This multi-function HVAC test instrument can also be used to test spaces for carbon...

Dual Two-Stage Split System with a Dual Slab Coil

Dual Two-Stage Split System with a Dual Slab Coil. Huh? Richard - Very nice site!- Dual Two-Stage Split System with a Dual Slab Coil - I have a question; my home was fitted out by the previous owner with a twinned system, and a thermostat (Totaline P374-1900) which...

Control Circuits for Air Conditioning & Heating Systems

What you will learn from Control Circuits for Air Conditioning & Heating article: step-down transformers and their function in a control circuit. the importance of electrical ratings how to protect the step-down transformer typical relay in a...

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...

Amana Air Conditioner Reviews – Consumer Ratings

Amana Air Conditioner Reviews - Consumer Ratings - Amana offers a full line of air conditioning units including a light commercial line of Amana air conditioners. Amana air conditioners can also come in package systems and configured as a heat pump package unit or air...

HVAC Education – NATE Certification | Technical Study

What is NATE? HVAC Education – NATE Certification - NATE stands for North American Technician Excellence and NATE is a certification group that oversees the training, testing, and certification of HVACR technicians throughout North American. NATE is highly respected...

Basic Heat Pump Maintenance | Maintaining HVAC Systems

Basic Heat Pump Maintenance - A good heat pump maintenance plan will include a thorough check of the refrigeration system, the electrical system, the heat pump controls, and the air filter system of the heat pump. Heat pump maintenance is as important as...

How Thermocouples Work | HVAC Heating

How Thermocouples Work | HVAC Heating. Furnaces, water heaters, and boilers, especially older gas systems use the standing pilot gas system as an integral part of the furnace's operation. These systems are best recognized as having a standing flame burning...

Evaporator Coils Dirty Ice On Air Conditioner

Evaporator Coils Dirty Ice On Air Conditioner - It was a very hot day and I got a ticket to respond to a call for no cooling. The customer said there was ice on the air conditioner. The heating and cooling service operator instructed the customer to turn the AC off so...

Expansion Tank Water Level Valve | HVAC Heating & Cooling

Expansion Tank Water Level Valve - Airtrol Valves help maintain the proper level of water inside expansion tanks. The valve allows air and water to flow into the tank where the air level in the tank allows for a cushion for expansion and contraction of the...

HVAC Consumers Buyers Guide | Heating & Cooling

HVAC Consumers Buyers Guide | Heating & Cooling - The average homeowner or business owner does not know very much about HVAC systems so when it comes to buying an HVAC System when it comes time to replace their comfort and conditioning system they simply want an...

Run Start Capacitors HVAC Motors

What you will learn from Run Start Capacitors | Electrical Basics :Common uses for motor capacitors heating and air systemsCapacitor Types for HVAC Motor Applications. The two different types of capacitors used for HVAC - Motor Run Capacitor and the...

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You can use the search feature found all over our site to help find what you are looking for as far as HVAC articles are concerned. There are over 500 articles here on the site concerning all areas of HVAC and heating and cooling subjects. We have also partnered with Amazon.com to offer you related products that will help you find more information and even parts to make simple repairs. We also encourage our readers to share the information they have found helpful here using the social media buttons found in every articles and on the floating social sharing module to the left (for desktop and tablet users). All the information here is free and geared to help you learn more about HVAC. Don’t forget to share us on Facebook, Twitter, Pinterest and other social media share sites.

HVAC Random Tips

HVAC Random Tips

HVAC Random Tips at the bottom of every page.When you navigate to a new page a new tip appears in the footer of the new page.

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?

Get it right with the contractor and your purchase decisions.

Gas Furnace Category

Visit Our Gas Furnace Category

You might be interest in visiting our Gas Furnace Category

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

Visit the Heat Pump Reviews Category Index

Visit the Heat Pump Reviews for more ratings on heat pumps

Air Filters Category

Visit the Air Filters Category Index

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

Gas Furnace Reviews Category

Visit Our Gas Furnace Reviews Category Index

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

Air Conditioning Category

Visit the Air Conditioning Category Index

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

Visit the Boilers Category Index

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

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