Congressional HVAC Featured Specials

Seasonal Service Special Promotion

Let us check your HVAC System to ensure you are comfortable in your home or office.

Commercial spaces have transformed in recent years. Traditionally, these locations included a ring of private offices around the perimeter of the space, with cubical areas occupying the center. Today, more companies have an open office plan, which requires different considerations for HVAC system design. Service throughout Montgomery County MD HVACR #70121. You can call us at or email kevin@multifamily.www.greenearthveggie.com or mike@multifamily.www.greenearthveggie.com to set an appointment with us. We are happy to help you with you HVAC System


Heater winter promotion

Complete IAQ Test with Report

Our Healthy Home Program assessing Indoor Air Quality (IAQ). Indoor air quality (IAQ) is the air quality within and around buildings and establishments. IAQ is known to affect the health, comfort, and well-being of building occupants. Poor indoor air quality has been linked to sick building syndrome, reduced productivity, and impaired learning in schools.

We provide you with a professional, detailed report that identifies IAQ issues and provide recommendations to improve air quality inside your home. It is cheaper to have a periodic maintenance than buying new HVAC sytem


Garage Heater Promotion

Innovative Solutions for Making Your Garage More Usable and Comfortable!

From smart thermostats to remote car starters to garage heaters, technology has advanced so much. A warmer garage means a warmer vehicle. This will help preserve the battery life in your vehicle.

  • Safer than letting your car idle inside the garage; no carbon monoxide buildup.
  • Improves your vehicle reliability by preventing cold/hard starts in low temps.
  • Safer and more efficient option than space heaters for Pets kept in the Garage.
  • Enables storage of bottled sodas, plants, and items, that should not freeze.
  • Keeps the Garage Workshop functioning all year long.