Air Conditioning and Furnace Blog

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About Rick Welter

Rick Welter Rick Welter is President of Minneapolis based Ray N. Welter Heating Company, specializing in furnace and air conditioning installation, service and repair. The company has been a family owned-and-operated institution for over 100 years. Rick has worked for Welter Heating for over twenty years, and in this time he has installed and repaired hundreds of furnaces and air conditioners. He is also a contributor to the Welter My Shelter Air Tips blog and a volunteer fire fighter in Eden Prairie. You can reach Rick Welter at 612-825-6867
Connect with Rick Welter on social media:

Recent Posts by Rick Welter

How to Choose the Right Size Central AC Unit

double ac unites outside a residential home

Choosing the right size air conditioning (AC) unit for your house is crucial to ensure optimal comfort, energy efficiency, and good working order of your air conditioning system. 

An undersized unit may struggle to cool your home, leading to increased energy bills and wear on the system. The extra work an undersized AC unit is doing to cool your home also puts the system at risk of overheating and malfunctioning, which often requires the entire unit to be replaced. 

On the other hand, an oversized unit can cause frequent cycling—the process of an air conditioning system repeatedly turning on and off to maintain the desired indoor temperature. This happens when the AC unit reaches the set temperature, shuts off, then turns back on when the temperature rises above the set point. While cycling is a normal operation of most air conditioning systems, excessive cycling can cause significant wear. Read more ›

HVAC and Indoor Air Quality: How to Improve Your Home’s IAQ

Green plant in a home to increase the indoor air quality (AIQ)

Fresh air in your home is one of those things that is easy to take for granted… until something causes you to have trouble with it. Pollen, dust, and other airborne contaminants can be distributed throughout your home through your HVAC system’s ductwork. This can exacerbate asthma and allergies and generally make it harder to breathe—even for those without respiratory issues. 

While we can’t help you fix the quality of the whole world’s air, we can help you with the air inside your home. 

Here are ten things you can do to improve your health by improving your IAQ: Read more ›

Why HVAC Maintenance Is Important

It’s a common refrain you’ll hear from every HVAC professional, including us: HVAC maintenance is important. After all, it’s easier to keep something well maintained with a little bit of regular effort than it is to fix a catastrophic malfunction.

But what’s not always obvious is why this maintenance is important. How does routine maintenance help keep your HVAC system running smoothly? Read more ›

A Guide to Smart HVAC Systems

Posted on July 25, 2023Rick Welter

woman looking at smart thermostat

It started with smartphones. Now you can have a smart car, a smartwatch, and even smart HVAC systems in your home. With all the bells and whistles that come with smart appliances, it can be overwhelming to integrate new technology into your home. However, there are lots of benefits that come with smart HVAC systems. Let’s explore if it’s the right choice for your home. Read more ›

How to Winterize Your AC Unit

Posted on July 11, 2023Rick Welter

Woman putting cover on AC unit

Winterizing your AC unit is essential, especially in places like Minnesota that experience long, harsh winters. When you take care of your AC unit, you can ensure it remains in good condition and performs optimally when you need it again for many summers to come.

It’s important to make sure that you winterize your AC unit the right way. Let’s take a look at why this process is important and a step-by-step guide for how to get it done.  Read more ›

About Rick Welter

Rick Welter Rick Welter is President of Minneapolis based Ray N. Welter Heating Company, specializing in furnace and air conditioning installation, service and repair. The company has been a family owned-and-operated institution for over 100 years. Rick has worked for Welter Heating for over twenty years, and in this time he has installed and repaired hundreds of furnaces and air conditioners. He is also a contributor to the Welter My Shelter Air Tips blog and a volunteer fire fighter in Eden Prairie. You can reach Rick Welter at 612-825-6867
Connect with Rick Welter on social media:

Recent Posts by Rick Welter

How to Choose the Right Size Central AC Unit

double ac unites outside a residential home

Choosing the right size air conditioning (AC) unit for your house is crucial to ensure optimal comfort, energy efficiency, and good working order of your air conditioning system. 

An undersized unit may struggle to cool your home, leading to increased energy bills and wear on the system. The extra work an undersized AC unit is doing to cool your home also puts the system at risk of overheating and malfunctioning, which often requires the entire unit to be replaced. 

On the other hand, an oversized unit can cause frequent cycling—the process of an air conditioning system repeatedly turning on and off to maintain the desired indoor temperature. This happens when the AC unit reaches the set temperature, shuts off, then turns back on when the temperature rises above the set point. While cycling is a normal operation of most air conditioning systems, excessive cycling can cause significant wear. Read more ›

HVAC and Indoor Air Quality: How to Improve Your Home’s IAQ

Green plant in a home to increase the indoor air quality (AIQ)

Fresh air in your home is one of those things that is easy to take for granted… until something causes you to have trouble with it. Pollen, dust, and other airborne contaminants can be distributed throughout your home through your HVAC system’s ductwork. This can exacerbate asthma and allergies and generally make it harder to breathe—even for those without respiratory issues. 

While we can’t help you fix the quality of the whole world’s air, we can help you with the air inside your home. 

Here are ten things you can do to improve your health by improving your IAQ: Read more ›

Why HVAC Maintenance Is Important

It’s a common refrain you’ll hear from every HVAC professional, including us: HVAC maintenance is important. After all, it’s easier to keep something well maintained with a little bit of regular effort than it is to fix a catastrophic malfunction.

But what’s not always obvious is why this maintenance is important. How does routine maintenance help keep your HVAC system running smoothly? Read more ›

A Guide to Smart HVAC Systems

Posted on July 25, 2023Rick Welter

woman looking at smart thermostat

It started with smartphones. Now you can have a smart car, a smartwatch, and even smart HVAC systems in your home. With all the bells and whistles that come with smart appliances, it can be overwhelming to integrate new technology into your home. However, there are lots of benefits that come with smart HVAC systems. Let’s explore if it’s the right choice for your home. Read more ›

How to Winterize Your AC Unit

Posted on July 11, 2023Rick Welter

Woman putting cover on AC unit

Winterizing your AC unit is essential, especially in places like Minnesota that experience long, harsh winters. When you take care of your AC unit, you can ensure it remains in good condition and performs optimally when you need it again for many summers to come.

It’s important to make sure that you winterize your AC unit the right way. Let’s take a look at why this process is important and a step-by-step guide for how to get it done.  Read more ›

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