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Design & Features

Certified Maintenance-Service Agreements

B & B offers one type of Certified Maintenance-Service Agreements to our customers filled with exclusive benefits.

B & B 's Maintenance-Service Agreement Contracts provide you with the following benefits


♦ Two (2) inspections per year for heating and cooling

♦ 24 hour emergency on call service

♦ No Charge labor for service calls

♦ Preferential treatment over all incoming calls

♦ Parts discounts & special sales

♦ 5% discount on any replacement or add on equipment

♦ Huge parts inventory, provides same day repair in most cases

♦ 30 day open account

♦ Factory trained technicians

♦ Technicians trained in our own "B&B Institute of Advanced Heat Pump Technology" The best in the country


We cover all your comfort equipment in your home in addition to your heating and cooling equipment we cover humidifiers, air cleaners, air purification systems, generators, etc.  Prices vary by equipment that you choose to cover.  





  • Maintenance Service Agreements
  • Preventive Maintenance
  • Trained, Licensed and Insured Technicians
  • 24 hour answering with response service
  • Major inventory of parts
  • Service All brands
  • Free Second Opinions
  • Free Replacement/New System Estimates
  • Generator Service and Installation
  • Humidifiers
  • Air Purification Solutions
  • Rotobrush Duct Cleaning
  • Water Heater Service, Repair, and Installations


Prevent costly breakdowns by having your home's comfort system inspected today.
 $89.95 per system
Not Valid with any other offer or discount. Residential Only


Post Your Review Here!

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What customers said

Best heat pump installation I have ever seen, outstanding craftsmanship. Took the time required to do the installation correctly. Thanks for a job well done.

R R Laurel MD


Love your prompt service keep up the good work!!

Donald W    Jessup MD 


We are very happy with our new A/C and Heating System; the Air Scrubber & Aprilaire filter were great additions to our system. The air quality in our home is much improved!

David B.  Laurel MD


John and his helper Guy did a awesome job. They are like family to us. Great Guys.

L. Norris Germantown MD


Excellent Job - Professional  & On-Time Thank You!!

Benny Y Gaithersburg MD


We were very happy with the installers and what a super job they did. Bob Nestor and helper were very professional.

R Ehrenreich  Gaithersburg MD











Tips and Information

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Multiple Locations

Serving the Baltimore/Washington Area & Northern Virginia

DC/Maryland Metro Area

Rockville Office & Corporate Headquarters


DC Metro Area 301.881.2700
Gaithersburg 301.330.0040
Germantown 240.243.1150
Silver Spring 301.589.3440

Anne Arundel County

Annapolis 410.266.7900
Odenton 410.672.1551
Toll Free 866.366.9975

Baltimore Metro

Baltimore 410.876.2100
Harford County 410.592.9118
Timonium/Towson 410.592.9118

Calvert County


Carroll County

Westminster 410.848.4700

Frederick County

Frederick 301.662.0611
Mt. Airy 301.831.4355

Howard County

Columbia 410.997.2700
Toll Free 888.453.6811

Queen Anne County

Kent Island 410.820.4684

Prince George's County

Bowie/Mitchellville 301.261.8629
Laurel 301.937.0404

Northern Virginia

Arlington 703.524.6700
Ashburn 703.729.7666
Centreville 703.322.2000
Fairfax 703.560.9444
Leesburg 703.779.4700

Northern Virginia Continued

Manassas 703.257.9444
Reston 703.860.2477
Springfield 703.644.1000
Sterling 703.450.2000


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