Finding the right HVAC system size for your home is vital. It has a big impact on your comfort and your energy bills. In this HVAC sizing guide, the experts at North Mechanical Heating and Cooling will explain how to choose the correct size of heating and cooling system for your home, what features they take into account and why choosing the best size HVAC is so important to your convenience.

Why HVAC System Size Matters for Home Comfort and Efficiency

Proper HVAC size differs from home to home. Your HVAC system needs sufficient heating and cooling capacity to make your entire home cozy. It shouldn't struggle to keep up in extremely hot or cold weather. However, an HVAC system that's too large is inefficient, increases your energy expenses and can create issues that make your home less agreeable.

Key Features Pros Consider for HVAC Sizing in Payson, AZ

To determine the appropriate HVAC system size for a home, the HVAC installation specialists at North Mechanical Heating and Cooling conduct a Manual J load calculation to determine how many British Thermal Units (BTUs) are needed to heat and cool and the home. A Manual J calculation evaluates several elements, such as:

  • Square footage: The total area of the home is arguably the most significant factor in choosing the size of your HVAC system. How much space will your new HVAC system have to heat and cool?
  • Home insulation: A properly insulated home maintains the indoor temperature better, which can influence how much heating and cooling power you demand.
  • Regional Climate: The local climate in Payson, AZ, has an important role in determining the correct size HVAC. Homes in sunnier climates might need a system with a greater cooling capacity, while chillier regions may require less.
  • Number of windows: Windows can be a major source of energy loss. The number, dimensions, type of glass used, and whether they’re single paned or double pane can considerably affect heating and cooling requirements.
  • Amount of sun: A home that receives a considerable sunlight will naturally be warmer than one that doesn't, which influences central air sizing. Orientation in relation to prevailing winds and number of nearby shade trees also impact the correct HVAC size.

HVAC Size Mistakes Homeowners Often Make

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

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

Why Does HVAC System Size Matter?

An inadequately sized system can lead to comfort problems and cost you money. Here's a detailed view of the pitfalls of a incorrectly sized HVAC:

Undersized HVAC system problems:

  • Less longevity and breakdowns: HVAC systems that don't have enough power often run constantly to try to heat or cool a home, leading to increased wear and tear. This can result in breakdowns and even require premature HVAC replacement.
  • An unpleasant home: Small HVAC systems don't have enough power to heat and cool your entire residence, which can cause hot, stuffy rooms or areas of your home that are far too cool.
  • Increased energy bills: An underpowered HVAC system that works constantly trying to keep up uses more energy, increasing 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 are usually more costly, so buying more heating and cooling capacity than your home needs is an avoidable expense.
  • Reduced lifespan and breakdowns: HVAC systems that are oversized often cycle on and off, referred to as short cycling. This can lead to wear and tear on your equipment, shortening its service life or requiring HVAC repair.
  • Excessive indoor humidity: An HVAC system should balance indoor air moisture, but an oversized HVAC system might not run long enough to accomplish that task. This can lead to indoor air quality issues, and encourage the growth of mildew or mold.

Get the Right HVAC System Size by Working With the Pros at North Mechanical Heating and Cooling  

Now that you have learned some of the aspects of your home that impact what HVAC system size is right for you, it's time to find a new heating and cooling system. North Mechanical Heating and Cooling can help.

We’ll evaluate your home and provide you with a free, no-obligation estimate for HVAC installation. We’ll analyze your home to identify the ideal HVAC system size for you, so you can enjoy a cozy environment every day of the year.

Call 928-263-8570 today to set up your free estimate for HVAC installation in Payson, AZ.