410-257-2515  info@sjjohnson.com

Water Softener Maintenance Program

Everything needs maintenance to last it’s full life expectancy. It also allows us to be proactive to potential problems. SJ Johnson is pleased to offer you our annual maintenance water softener contract to include 4 site visits annually: The first three visits will be to clean the whole house filter if needed and refill the brine tank. The fourth visit encompasses the…


Hard water is the result of a combination of dissolved calcium and magnesium. These minerals cause soap scum and water spots on water fixtures, and can greatly shorten the lifespan of common appliances. Hard water frequently necessitates 20-30% more energy to heat water, and 3-4 times more soap and detergent for cleaning and laundry. CSI water softeners offered by SJ Johnson can…

When the weather outside is frightful

Southern MD Fireplace Safety and Service

Get ahead of chimney repair this season

The secrets to cold weather entertaining

Southern MD Fuel Oil Company Crude Oil Prices History

Basement Developments

Basement Development

Basement Developments A development project in your basement is great to add space to your home for many different things. Such as an extra bedroom with a bathroom, an office, or maybe a games room. In the past basements were not much more than a cellar that could be used for storage. But now you can develop your basement into one of…

The Benefit of Gas in a BBQ

The Benefit of Gas in a BBQ or a Gas Patio Heater In most Southern Maryland households you will find a bbq of some kind, there are some that are better than others however. Although a propane gas bbq may sound like it’s “cheating” it is not, far from it. You still get that delicious bbq flavor but without any of the…

Choose A Tankless Hot Water Heater

Residential builders hot water heater near Prince Frederick

Why Choose a Tankless Hot Water Heater from SJ Johnson Company? Because we choose Navien.  Navien is  The ultimate in energy efficiency. Navien condensing technology provides up to 0.99 Energy Factor. These extremely efficient and eco-friendly units provide extra energy savings over traditional tank and non-condensing tankless water heaters. Navien saves energy. Navien’s primary condensing stainless steel heat exchangers recover extra heat that would…