Lower Utility Bills. Improve Comfort. Boost HVAC Performance.
Even the most advanced HVAC system can’t do its job if your building leaks air like a sieve. Drafty ceilings, hidden leaks, and unsealed attic spaces allow heated or cooled air to escape, driving up energy bills and reducing indoor comfort.
At Randolph Mechanical, we specialize in energy efficiency upgrades that seal your building envelope, reduce heat loss, and help your HVAC system run at its best. Serving Clifton, Wayne, Butler, and all surrounding North Jersey towns.
Identify and seal gaps around lighting, fans, and vents
Blower door testing to locate air infiltration points
Air barrier installation around ceiling penetrations
Foam sealing & fire-safe caulking where needed
Insulation upgrades (R-value assessments)
Duct sealing in attics and crawlspaces
Thermal camera diagnostics
Weatherization and vapor barrier installation
Draft and airflow testing
Infrared inspections to locate leaks
Exterior wall and roofline sealing
Integration with HRV/ERV systems for balanced pressure
These upgrades not only improve comfort & help HVAC systems perform more efficiently and last longer.
Older homes with high utility bills
Rooms that are hard to heat or cool
Buildings with inconsistent temperatures
Remodels and energy efficiency retrofits
Attic-heavy construction or ceiling ductwork
Holistic HVAC + Envelope Approach
Infrared & Pressure Diagnostics Available
Code-Compliant Materials & Fire-Rated Sealants
Residential & Commercial Energy Efficiency Experts
Coordination with HVAC System Upgrades
Butler, Clifton, Wayne, Montclair, Fairfield, Totowa, West Milford, Passaic County, Bergen County, Morris County
Let’s stop air loss at the source. Whether you need ceiling sealing, duct insulation, or full heat loss prevention upgrades, Randolph Mechanical is your one-stop solution.
Call 973-557-8032 or Book a Free Evaluation
✅ Licensed & Insured | EPA Certified | Locally Owned
Let’s stop air loss at the source. Whether you need ceiling sealing, duct insulation, or full heat loss prevention upgrades, Randolph Mechanical is your one-stop solution.
