What Is A Mini Split Air Conditioner

Unless it's a case of outright equipment failure, the reason for an HVAC upgrade is the benefits it will bring. Enhanced efficiency, greater occupant comfort and the public relations boost ...

The presence of maintenance and engineering personnel in commercial and institutional buildings — whether in a classroom, an operating suite, or hotel lobby — often creates the perception t...

Facility managers know that major HVAC upgrades can be some of the most difficult projects of their professional careers. There exists tremendous potential for workplace disruption, unantic...

You may not be thinking about using your air conditioning mid-February, but to ensure your cooling system runs as efficiently as possible during the summer months, our team at Lenz Heating ...

You spend a lot of time in your home, especially in the cold winter months. You’re entertaining, relaxing, sleeping, eating, the list goes on and on. Because you are there so often, it is i...

Spring has sprung in Des Moines, and with the above-average temperatures the entire state of Iowa has been experiencing lately, you want to make sure your air conditioner is in tip-top shap...

Living in Iowa, we can safely say we experience all four seasons. Winter here is cold, summer here is hot, and spring and fall are in between. What does this mean for your heating and cooli...

The U.S. Department of Energy estimates nearly 80 percent of operating boilers in institutional and commercial buildings are more than 30 years old. Of these, fewer than one-half have under...

RICK MARTORANO, Arizona State University, replaced a building control system on campus. "A complete control system was needed due to component failure of the last system," Martorano says. T...

It seems safe to assume the boilers in many institutional and commercial facilities are not operating as energy efficiently as they could be. What seems less safe to assume is that maintena...

Many Des Moines homeowners wonder how often their air ducts should be cleaned. The HVAC experts at Lenz Heating & Cooling recommend cleaning the air ducts after a large remodel or construct...

Living in Iowa, we get the luxury of fully experiencing all four of our seasons. Our winters are cold so we constantly have to heat our homes and the summers are hot requiring us to use our...

Do you refer to your basement as damp, dark, or moldy? If so, a dehumidifier might be exactly what you need. No matter what you use your basement for, it’s important to keep your home at th...

It is important to understand when specifying controls that operating efficiency is only one consideration. The control system also must be able to meet the facility's peak heating load whi...

Radiator maintenance tips to keep you warm this winter 01/22/15The dead of winter is no time for a radiator malfunction. But steam heating systems do not always comply with man's wishes, a...

A part from routine a/c tune ups, replacing the filter for the air conditioner in your home is one of the simplest things a homeowner can do to maintain the unit’s functionality and overall...

Has your air conditioner received its annual tune up? It’s not too late to schedule an a/c maintenance appointment with your favorite Des Moines HVAC contractor. The Des Moines area has bee...

With spring in full bloom, now is the perfect time to check your air filter and replace it if you need a new one. Since you read about how often to change your air conditioner filter earlie...

Commercial buildings currently account for roughly 18 percent of the energy use and greenhouse gas emissions in the United States. At current utility rates, this translates to about $63 bil...

The equipment lineup that has allowed Gateway Medical Center to operate at peak efficiency and optimize IAQ includes three centrifugal chillers, 22 air-handling units featuring variable-spe...

If you’re in the Des Moines area, you may have noticed that winter is holding on until the bitter end–and conditions are expected to worsen. While performing routine maintenance on your hom...

Low propane prices mean big winter savings 01/19/15Consumers who heat their homes with propane are singing a happy tune this winter. Even as extreme cold grips much of the country, propane...

Despite technology advances and higher efficiency ratings for condensing boilers, managers still need to ensure technicians have the training, time, and resources to maintain them properly....

Are you too busy to save energy? 01/26/15Looking for ways to save energy around the house is one of the most important things a homeowner can do. You save money on your utility bills — som...

"Controls technology is evolving at a fairly rapid rate," Connor says. New control systems — combined with installations featuring multiple, smaller boilers rather than one large unit — ena...

Maintenance and engineering managers often choose to rewind or repair a motor when it fails — a common practice with motors greater than 50 horsepower (hp). Even though rewinding a motor co...

Have you ever looked forward to taking a nice, hot shower only to be left shivering underneath the shower head? If so, it’s likely you were the unfortunate casualty of the hot water heater ...

Although winter doesn’t officially start for another three weeks, the cold weather has already struck here in Iowa. With the furnace heating your home with warm, dry air, the moisture level...

The safe and efficient operation of boilers and domestic water heaters is essential for the smooth operation of most institutional and commercial facilities. Improvements in designs and con...

Your furnace has really bad timing. It always seems to stop working on Iowa’s coldest day of the year. And there’s nothing worse than dipping into summer vacation savings to fix your furnac...

States and municipalities require boiler inspections. While some inspection requirements are becoming stricter, they do not cover the entire boiler system, and managers should consider them...

In spite of the advances in boilers and their supporting systems, accidents still occur, and most of them result from improper operating and maintenance practices. The best design and insta...