Is 80 Efficient Furnace Good Enough? Facts To Consider!

Is 80 Efficient Furnace Good Enough For You?

Furnaces are a must-have in every home’s heating system. They help control energy bills and keep your home comfy. But is an 80% efficient furnace good enough? Or should you invest in a better one? Cost, location, and heating needs all play a big role in the decision.

New furnaces have high AFUE ratings, one or more heat stages, variable speed blowers, and modulating gas valves. This helps save energy and keeps your home safe by venting combustion gases through PVC pipes or outside air vents. The Nest Pro Installer says replacing old HVAC components, such as the blower motor, can reduce heating bills by up to 50%.

AFUE ratings are important to know when deciding on a furnace.

Is 80 Efficient Furnace Good Enough

Understanding AFUE and Efficiency Ratings

When picking an efficiency furnace, it’s essential to think about elements like your area, heating needs, home size, and energy bills.

High-efficiency furnaces have an AFUE rating of at least 90%, while an AFUE furnace with a rating of 80% is still considered efficient. Two-stage furnaces or variable-speed blowers can work on low settings when less heat is needed. In comparison, standard single-stage units blast hot air at full power each time they operate. Note that the more efficient the furnace, the more expensive upfront costs will be – but energy bills will be reduced in the long run.

Also, the combustion process should be taken seriously. If there’s any flaw in installation or malfunction, this could lead to carbon monoxide gas leak-outs, which are hazardous, especially in crawl spaces. Be sure to hire professionals with experience for installments or services.

To conclude, having a high-efficiency furnace will save money on heating bills in the long run, but there will be extra upfront costs. When making your decision, consider the AFUE rating and combustion process considerations for your Milford or Ohio home heating system maintenance. Did you know? According to experts, when natural gas burns inefficiently during cold spells, it releases small amounts of carbonic acid – contributing to acid rain, which can affect buildings over time.

Types of Furnaces: Single Stage, Two Stage, and Modulating

Single-stage, two-stage, and modulating furnaces are the most typical HVAC systems found in homes. Each has exceptional features to suit different heating needs. Let’s take a closer look.

TypeFeaturesEfficiency RangeCost Range
Single Stage FurnaceSimple and cost-friendly heating option with one heat output level.80-95% AFUE furnace efficiency rating.$1,500-$3,000 installation costs
Two Stage FurnaceOffers two levels of heat output, low and high.High-efficiency ranges from 80% to over 96%$2,500-$6,000 installation costs
Modulating FurnaceAdjusts heat output based on the home’s heating needsCan range up to 98.5%+++ AFUE furnace efficiency rating$4,000-$10,000+ installation cost

Single-stage units may be cheaper upfront, but they can lack efficiency and comfort compared to multi-stage models. Our HVAC Solutions Company offers tailored products to meet varying needs while reducing energy bills.

Nowadays, homeowners are more aware of energy savings and environmental impact. Choosing the right furnace is more important than ever to meet space heating needs and cut down energy bills.

Don’t miss out on making a wise decision about upgrading your traditional gas furnace. Call us today for more details on various products that fit your budget and meet building codes for regular maintenance service.

Pros and cons of standard efficiency furnaces: It’s neither great nor terrible – just ‘meh.

Pros and Cons of Standard Efficiency Furnaces

Standard efficiency furnaces may appear attractive, but it’s important to consider the pros and cons. Pros include lower installation costs and a simpler design. Cons include being less energy efficient, with a shorter lifespan and increased maintenance needs. Plus, an open combustion process could cause safety risks like carbon monoxide leaks.

It’s wise to look at factors such as heating needs, location, and home size. Cost savings may not be enough to make up for higher energy bills. Consider long-term comfort and safety when making a decision. High-efficiency furnaces may cost more initially, but the savings and comfort could be worth it. 

Don’t rush into buying – think it through!

High-Efficiency Furnaces: Benefits and Disadvantages

High-efficiency furnaces are on the rise, with an improved AFUE rating. That means less energy used and more warmth! But, like any major purchase, there are pros & cons. Here they are:


  • Energy savings – High-efficiency furnaces can save you big on energy bills.
  • More comfort – Get exact heating needs with multiple stages.
  • Reduced carbon footprint – Less fuel consumption = less emissions.
  • Variable speed blowers – Control airflow for better performance.
  • Air quality improvement – Advanced combustion technology reduces pollutants.
  • Increase in home value – Investing in high-quality products is linked with an increase in property value.


  • Expensive upfront costs – Technology integration increases the cost of these units.
  • New installation costs – Extra installations like PVC pipes can add to the cost.
  • Maintenance costs – Specialized maintenance service is more expensive.
  • Payback period – It takes longer to recoup the initial investment.
  • Less suitable for mild climates – Areas with warm winters will not benefit as much.
  • Unique installation requirements – High-efficiency furnaces need a vented space, which may not be feasible in some homes.

High-efficiency furnaces – the perfect match for energy savings and comfort. Get in touch with us today to learn more!

Factors to Consider When Choosing a Furnace: Size, Location, and Heating Needs

When choosing a furnace, there are many things to think about. Size, location, and heating needs should all be taken into account. You want to pick one that meets your budget and energy goals and will keep your home warm.

Here are some factors to consider:

SizeConsider the square footage of your home and climate. The right size furnace will bring comfort and efficiency.
LocationWhere the furnace is placed has a big impact on how it works. Crawl spaces and attics may need extra insulation or ventilation.
Heating NeedsHow many people live in your home? What temperatures do you like? Understanding your needs helps pick the best furnace.

Other things to consider are installation costs, maintenance, and the payback period. Talk to an HVAC professional too. Check the AFUE rating. This measures how much heat comes out compared to how much fuel is used. A higher AFUE means more savings.

Installation Costs and Annual Fuel Utilization Efficiency (AFUE)

Installation costs and AFUE rating are two key elements when selecting a furnace. It’s essential to make sure the installation costs don’t outweigh the energy savings in the long run. Plus, the furnace should be super-efficient. Let’s compare some furnace types in terms of these two factors.

Furnace TypeInstallation CostAFUE Rating
Standard Efficiency Furnace (Single Stage)$2,000 – $4,00080%
High-Efficiency Furnace (Two-Stage)$3,500 – $6,00090% – 98%
Modulating Furnace (Variable Speed)$6,000 – $10,000+96% – 98.7%

As seen above, standard-efficiency furnaces are cheaper but have lower AFUE ratings than high-efficiency and modulating furnaces. So, if you live in a cold climate, these may not be suitable as heating bills can get pricey.

You must also consider comfort levels. Two-stage and variable-speed blowers offer better airflow control and even heating throughout your home, compared to single-stage units. Moreover, high-efficiency units use PVC pipes for venting instead of metal vents, reducing exhaust gases like carbon dioxide and carbonic acid.

If you want to feel like you’re in a luxurious spa, upgrade to a furnace with a variable-speed blower. 

You won’t regret it – your feet will thank you!

Variable Speed Blowers and Enhanced Comfort Levels

Variable speed blowers are a must-have for HVAC systems. They provide more accurate control over the airflow and ensure even heating or cooling throughout your home. Here are the benefits they offer:

Reduced Energy CostsVariable speed units adjust their speed according to your needs, leading to less energy waste.
Improved Indoor Air QualityLow speeds allow for better filtration and dehumidification, resulting in cleaner air.
Less Noise PollutionVariable speed blowers regulate airflow without making loud noises.
Better Temperature ControlThese units make sure that temperatures are even throughout your living space.

Installation costs may be higher at first, but you can recover them over time through energy savings and the comfort they provide.

Furthermore, variable-speed blowers use outside air instead of heated indoor air to create combustion gases. This means exhaust pipes made of PVC pipe can be used instead of metal, which would be exposed to carbonic acid caused by combustion gases.

Your family’s safety is important – don’t let carbon monoxide be an issue in your home.

Combustion Process and Carbon Monoxide (CO) Safety

Combustion in furnaces is key for efficiency and safety. Carbon Monoxide (CO) gas is a by-product of fuel and air mix. This raises worries about safety. So, homeowners must have proper ventilation. Regular maintenance and checks on CO detectors are vital for keeping the furnace running well and protecting your family.

Maintaining your furnace is like taking your car for a tune-up. Though bothersome, it can save you money and headaches in the long term.

Maintenance and Service for Energy Efficiency and Longevity

Servicing your heating system is key for efficiency and long life. Call a specialist HVAC team regularly to keep your furnace running well. Filter changes are vital, to stop build-up blocking airflow and putting strain on your motor. Also, ensure proper ventilation for combustion gases which can be dangerous.

Moisture levels must be monitored to avoid corrosion of metal components. Invest in a high-efficiency unit with features like variable speed blowers to hike comfort levels and lower energy bills. A modulating furnace adjusts the amount of heat depending on needs, using gas effectively and providing comfort.

In Ohio, a Milford home changed from a standard efficiency furnace to a two-stage one. They cut their energy bill by 30%, despite the extra installation cost. Even if you have a large home or live in cold climates, investing in a high-efficiency unit can get you great AFUE ratings.

Maintenance and service are important both for energy bills and safety. Make the right HVAC choice today to avoid pricey consequences in the future!


Choosing a heating system for your home needs consideration of many elements. An 80% efficient furnace can be fine for some homes, while others require a higher efficiency for heating needs and saving energy. The size of the home, location, and heating needs determine the best furnace type. Installation costs, maintenance, and comfort levels should also be considered. The combustion process impacts furnace efficiency. Open-combustion furnaces are less efficient due to heat loss from gases. Sealed combustion systems with PVC pipe, vented outside, can improve energy savings by holding more heat. When picking a furnace for your home, weigh all factors carefully. This will help you make an informed decision that meets your needs and saves energy with low maintenance.