OUR NEWSLETTER!
Click here to read the latest issue of our newsletter, featuring tips on reducing your energy costs and making good decisions about your home's heating and cooling.

INDOOR AIR QUALITY
Having trouble breathing? Eyes stinging? Do you think your allergies are getting worse? It may be time to think seriously about your home's Indoor Air Quality. . . Click Here

TOP RATED!
Joseph Frederick and Sons received a 100% (Superior) customer satisfaction rating from Delaware Valley Consumers' Checkbook magazine, a non-profit consumer information and service resource. . .Click Here to read some actual testimonial letters from our satisfied customers.

ONLINE HISTORY
It all began for us in 1947 with one man, one truck, a willingness to work hard and a sense of personal integrity. A lot has happened since then, but the Frederick family values haven't changed a bit! Check out our overview of Delaware's history during this exciting time and learn about Joseph Frederick and Sons' part in it.

CLICK HERE...Life in Delaware: 1947-2006

NEED SERVICE?
Joseph Frederick and Sons - for all your Plumbing, Electrical, Heating and A/C needs! We know that many items around your home can be dealt with by the "do it yourselfer," but when it comes to your interior comfort system, leave the repairs and regular maintenance to the pros.

• Installation and Service on
  Most Major Brands
• Emergency Service
• Service Contracts
  (For more information, Click Here)

We offer you a warranty on all our products
and workmanship!