Mechanical Air Design LLC.
Family Owned Since 2004,
We Stand Behind Customer Quality Satisfaction
Mechanical Air Design LLC. is a full-service (HVAC) Heating, Air Conditioning, and Ventilation company for residential and commercial customers. By meeting and exceeding your expectations, Mechanical Air Design is now the number #1 choice for hundreds of New Jersey households and businesses. Our technicians are fully trained, and with over 30 years experience we are ready to handle a complete range of heating, air-conditioning and air-quality services. Looking to replace an old boiler, repair your furnace, or install a new air conditioning unit, we’re ready to serve you.
Furnace and Air Conditioning Installation (New & Replacement)
Gas-Fired Boilers (Hot water based board and steam)
HVAC System Repairs & Safety Inspections
Ductwork Design, Fabrication, Installation
Indoor Air Quality (IAQ) Equipment Installation & Service
Scheduled Preventative Maintenance
We are committed to providing customers with the most professional installation and service of Home Performance and HVAC (heating, ventilation, and air conditioning) products. As a family owned and operated business we have continued to provide our customers with dependable and quality services throughout Bergen, Passaic, Essex, Hudson, Union, and Morris Counties.
No job too large or too small. 
Call for our monthly discounts, and specials on upgrades and replacement packages. Also tax credits available on high-efficiency equipment. Customers contacting through email receive an additional 5% off.
Our Services Provided
Installation and repair of air conditioning and heating equipment
HVAC (Heating and cooling) System Installations
HVAC (Heating and cooling) System Repair
HVAC (Heating and cooling) Service
AC Repair & Maintenance Inspection
Heating and cooling equipment change-out
Our highly skilled New Jersey air conditioning technicians from Mechanical Air Design have the ability to adapt to the challenges presented by your central air project at any stage of its development. Our team is committed to successfully installing a new system in your home or commercial building on time and on budget. We’ll work with you to design a system that will offer the most cost effective solutions in improving the comfort of your home or business, while saving you time, energy, and money.






