Finding the correct HVAC system size for your home is crucial. It impacts your comfort and your power expenses. In this HVAC sizing guide, the specialists at Miller Climate Control LLC will explain how to choose the best size of heating and cooling system for your home, what factors they take into account and why picking the best size HVAC is so important to your comfort.

Why HVAC System Size Matters for Home Comfort and Efficiency

Proper HVAC size varies for every home. Your HVAC system needs enough heating and cooling capacity to make your entire home comfortable. It shouldn't have to work extremely hard to keep up in extremely scorching or chilly weather. However, an HVAC system that's too large is inefficient, wastes money and can lead to complications that make your home less agreeable.

Crucial Features Pros Consider for HVAC Sizing in Georgetown, TX

To determine the appropriate HVAC system size for a home, the HVAC installation experts at Miller Climate Control LLC conduct a Manual J load calculation to determine how many British Thermal Units (BTUs) are necessary to heat and cool and the home. A Manual J calculation evaluates several factors, such as:

  • Square footage: The size of the home is arguably the most significant factor in selecting the size of your HVAC system. How much space will your new HVAC system be required to heat and cool?
  • Insulation levels in the home: A well- insulated home retains the indoor temperature more efficiently, which can affect how much heating and cooling power you demand.
  • Climate: The local climate in Georgetown, TX, has a significant role in finding the right size HVAC. Homes in hotter climates may require a system with a higher cooling capacity, while chillier regions may require less.
  • Window size: Windows can be a major source of energy loss. The number, size, type of glass used, and whether they’re single paned or double pane can greatly influence heating and cooling requirements.
  • Amount of sun: A home that receives a substantial sunlight will inherently be warmer than one that doesn't, which affects central air sizing. Orientation in relation to prevailing winds and number of nearby shade trees also impact the appropriate HVAC size.

Common HVAC Size Mistakes to Avoid

A common mistake homeowners make when determining the size of their HVAC system is to rely solely on square footage. While the square footage of your home has a significant impact on what size HVAC you need, other factors also influence how much heating and cooling capacity is required to keep your home comfortable.

Another typical mistake is not employing a professional. It's crucial to have a skilled HVAC technician carry out a Manual J calculation, which takes all the essential elements into consideration to find the correct HVAC size.

Why Is Your Home HVAC System Size Important?

An incorrectly sized system can result in comfort problems and cost you money. Here's a deep dive into the pitfalls of a incorrectly sized HVAC:

Issues with undersized HVAC systems:

  • Less longevity and breakdowns: HVAC systems that don't have enough power often operate continuously to attempt to regulate the temperature of a home, leading to excessive wear and tear. This can lead to breakdowns and even require premature HVAC replacement.
  • An uncomfortable home: Small HVAC systems are too weak to heat and cool your whole home, which can lead to hot, stuffy rooms or areas of your home that are chilly and uncomfortable.
  • Higher energy bills: An underpowered HVAC system that operates nonstop trying to keep up uses more energy, running up your monthly power bills and wasting your hard-earned money. A properly sized and energy-efficient HVAC system operates more efficiently and helps to lower your monthly bills.

Problems with HVAC systems that are too big

  • Wasted money: Larger HVAC systems tend to cost more money, so buying more heating and cooling capacity than your home needs is a waste of money.
  • Shorter system life and breakdowns: HVAC systems that are oversized often start and stop frequently, referred to as short cycling. This can result in wear and tear on your machine, shortening its service life or requiring HVAC repair.
  • Excessive indoor humidity: An HVAC system should control the moisture level in your home, but an oversized HVAC system may lack adequate runtime to accomplish that task. This can cause indoor air quality issues, and encourage the growth of mildew or mold.

Get Help Replacing or Sizing Your Home HVAC System from Miller Climate Control LLC  

Now that you understand some of the things that affect what HVAC system size is right for you, it's time to find a new heating and cooling system. Miller Climate Control LLC can help.

We’ll evaluate your home and give you a free, no-obligation estimate for HVAC installation. We’ll assess your home to identify the best HVAC system size for you, so you can have a comfortable home every day of the year.

Call 512-937-2001 today to book your free estimate for HVAC installation in Georgetown, TX.