At Building Sciences LLC, we have been providing service, maintennce and repair for generations. We know that regular seasonal tune-ups on both our heating and cooling systems may prolong the life of equipment, prevent unnecessary expensive repairs and may even reduce energy costs! For air conditioning, and heating repairs service in NJ call Building Sciences LLC. We are also the ones to call for commercial HVAC service.

Call us now for service:  973-786-3700

Additionally, many equipment manufacturers require regular maintenance to validate warranties.

What you’ll get when you call us for heating and cooling service:

  • Timely and efficient service.
  • A highly trained and experienced service technician.
  • A 5-year warranty on parts and labor on any parts we replace
  • A well-stocked truck to service most issues.
  • A thorough diagnostic system assessment.
  • 5 Star Products – choices, customized to your needs.
  • 5 Star Pricing – Straight Forward Pricing™ – no hidden costs!
  • 5 Star Service – Satisfaction Guaranteed!

Repairs and Service

Call us today:  973-786-3700 

Tune-ups may prevent an emergency repair by proactively correcting potential problems.
Ask about our 5 Star Comfort Club Membership – Maintenance Agreements.

Convert your home from oil to gas today with $300 off.
Get a brand new heating and cooling system for $200 off.


Duct leakage test
When you install new ductwork, that ductwork is designed to deliver a certain amout of air per resgister. If the ductwork is not sealed properly - air will leak from the duct and leak out into the... Read more