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Although ductless mini-split systems can lower your utility bills and maximize comfort, you should not accept the first quote you receive. Before signing a contract, vet prospective installers thoroughly and compare quotes. If prices are not competitive in your area, it may make sense to take a do-it-yourself approach.
What Exactly Is a Ductless Mini-Split System?
A ductless mini-split system works by transferring heat energy from the air. The indoor air handling unit connects to the condenser unit, which sits just outside your home. Since the system is compact, you can place it on your wall, ceiling or floor.
When a central forced air system moves heated or cooled air through ductwork, energy is inevitably lost. A mini-split minimizes those losses. The compressor adjusts speed based on each zone’s needs to maximize comfort while conserving power.
Picking the Right Mini-Split System for Your Home
While all mini-splits function the same, their specifications differ widely. To find the best model for your home, you must consider system size, which is determined by the British Thermal Unit (BTU) rating.
The higher its BTU, the more power it has, resulting in a faster and stronger heating and cooling capacity. However, you do not necessarily want the highest BTU, as a level relative to your room size will be more cost-effective.
A single-zone ductless mini-split system has one indoor and outdoor unit, while a multizone model uses several air handlers to control the temperature throughout multiple rooms. You can adjust settings in one without affecting the others. Aside from these factors, consider brand, line set length and heat pump capabilities.
How to Properly Vet Your HVAC Contractor
You can hire a professional to install a ductless mini-split system by using online search engines, visiting home services websites or calling local HVAC companies. Speak to multiple contractors before committing to one to ensure you get the right service at the best rate.
Essential Credentials for Your HVAC Professional
Most original equipment manufacturers will void warranties unless the installer is licensed and certified. Most states require HVAC professionals to hold these credentials. Only work with insured installers. This way, you will not be held liable for injuries or property damage.
You can identify a reputable contractor by their years of experience, customer reviews and Better Business Bureau (BBB) rating. Aside from these qualities, they should also offer robust customer service and post-installation support for troubleshooting and maintenance assistance.
Questions to Ask Contractors Before Hiring Them
Before accepting a contract, ask prospective installers whether they have experience installing ductless mini-split systems. If they do, ask how long such jobs usually take. For peace of mind, inquire about the costs associated with a defective part or improper installation. Even new equipment can fail — it is important to know what your options are in such cases.
Many companies warranty parts, but not labor. Consider what would happen if a critical component fails within two years. In this case, you may get the replacement part for free, but pay hundreds or thousands for installation. Inquiring about warranties and guarantees can help you prevent such situations.
How to Compare and Understand Quotes
Break down quotes by comparing the costs tied to labor, system specifications and BTU capacity. If there are no itemized line items, determine how the equipment brand, warranties and refrigerant line length contribute to the bill by asking the prospective installer for clarification.
Labor will likely be one of the largest cost factors. Although reputable contractors can complete the job within hours, they often charge considerable markups for their trade skills. Possible hidden fees include pipe concealment, extra-long line sets and electrical panel upgrades.
Most contractors quote between $3,000 and $5,000 to install a ductless mini-split system, which is less than the cost of a central forced-air unit. However, if you need multiple air handlers or condenser units, you could pay upward of $25,000. These systems cost less to operate because they do not use ductwork, which can consume 30% of your energy.
Should You DIY the Mini-Split Installation?
A ductless mini-split system represents a considerable upgrade in power and energy efficiency compared to its central forced-air counterpart. However, while you will see significant cost savings on monthly utility bills, the initial investment remains significant.
Bringing Costs Down by Installing It Yourself
Installing a ductless mini-split system can be expensive because it typically requires specialized tools and skills. Also, tradespeople charge a markup to cover the cost of licensing, insurance, certification and warranties.
If you complete some work yourself — such as building a concrete pad for the condenser or cutting a hole in the wall to accommodate the lines — you will save money. However, you may still have to purchase a unit from the installer, which can be expensive.
For liability reasons, reputable contractors typically won’t install a mini-split that wasn’t purchased through them. Therefore, if you plan on buying a mini-split, plan on installing it yourself. From a return on investment (ROI) standpoint, it makes sense for many homeowners.
Where to Find Quality Mini-Split Systems
As the only mini-split on the market designed for amateur installation, MRCOOL products are DIY-safe, even for first-timers. These three companies deliver MRCOOL heating and cooling equipment that you install yourself.
Ingram’s Water & Air Equipment
Ingram’s Water & Air Equipment sold its first HVAC product in 2000. By 2003, it needed a full shipping and receiving warehouse to meet demand. Today, it ships hundreds of products across the continental United States each month. Each purchase includes free lifetime technical support from in-house, U.S.-based professionals, available five days a week.
Each MRCOOL unit comes with a five-year parts warranty and a seven-year compressor warranty. You can upgrade to the MRCOOL Care Kit Program for a limited lifetime warranty. This is ideal, as most manufacturers waive warranties for DIY installation.
The precharged quick-connect line sets and DIYPro cable allow you to install your ductless mini-split system without needing specialized tools or training. Once it is up and running, you can use the SmartHVAC app to control it wherever you are. The Follow Me function enables your system to optimize the air temperature wherever you go, maximizing comfort.
Chill Mini Splits
As one of the largest DIY mini-split providers in the country, Chill Mini Splits has a wide selection of models ranging from one to six zones. If you have specific design requirements in mind, it allows you to create a custom mini-split — you choose your condenser, air handler, mounting bracket, outdoor pad and more.
This large distributor offers free shipping to the continental U.S. In-stock products typically arrive within one to three business days. Also, its customer support center operates around the clock. If you reach out, an agent will get back to you within 24 hours.
- The Home Depot
The hardware and home improvement retail chain The Home Depot has thousands of locations across the country. It also sells MRCOOL DIY mini-split systems. You can pick one up in-store for free or get it delivered. If you choose the former option, you can get all the tools you need in one trip.
You can technically request installation services as part of the free Pro Referral program, which connects you to home improvement professionals for electrical, plumbing and contracting work. The company checks their background and ensures they are licensed, certified and insured.
If you have not already bought a unit, a free in-home consultation may be available in your area. Mini-split installation is fully backed by The Home Depot. It relies on local, licensed HVAC service professionals.
Enjoy Your New Ductless Mini-Split System
Whether you find a contractor with a reasonable quote or install a unit yourself, you will enjoy lower electricity bills, superior indoor air quality and maximum comfort. Upgrading to a ductless mini-split system from a standard central air model makes sense, from an ROI standpoint.
