How to Choose a Quality Geothermal Contractor

Choosing a heating and cooling system for your home may be the most important “comfort” decision of your home-owning experience.

Geothermal heating and cooling systems are considered the most efficient, comfortable systems on the market.

O’Mara Plumbing, Heating, & Cooling wants you to be happy with your decision. Print this page and complete the comparison checklist below to help choose the best contractor for the job.

Check all that apply: Dealer #1 Dealer #2 Dealer #3
Dealer has installed more than 5 geothermal systems.
Dealer has been in business for more than 10 years

The Dealer is certified and trained in:
ACCA Manual J and Manual D
International Ground Source Heat Pump Assoc (IGSHPA)
Loop design and Installation

The Dealer:
Has a state Mechanical License
Performed a heat loss/heat gain calculation to size the equipment
Designed the system to maintain a minimum indoor temperature of 70 when the outdoor temperature is 0 (winter heating)
Designed the system to maintain a maximum indoor temperature of 75 when the outdoor temperature is 95 (summer cooling)
Provided you an estimate of the annual operating costs
Asked you about your future plans for additions or remodeling
Provides 24-hour emergency service
Provides a 10 year parts & labor warranty

The Dealer discussed the following topics:
Advantages and disadvantages of open-and closed-loop systems
The importance of sizing the well, pump and tank on an open-loop system
The location of the closed-loop system
The importance of proper duct design
The importance of properly balancing the system
The manufacturer’s and dealer’s warranties
Utility programs and energy rates
Additional costs (electrical upgrade, landscaping, etc)
Financing options
Total Boxes Checked ___ ___ ___

We hope this checklist helps you in selecting a quality geothermal contractor