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Why Is My Garbage Disposal Not Working?

Jan 26, 2021

A broken garbage disposal can be a major headache. It can completely disrupt your usual dishes routine and lead to clogs in your drain. Luckily, if you're having issues with your garbage disposal, there are ways you can fix it.

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Understanding Commercial Boiler AFUE and Thermal Efficiency Rating

Jan 21, 2021

When you purchase a new boiler, you may see several different energy-efficiency ratings in the documentation. The first is the Annual Fuel Utilization Efficiency (AFUE). The second is the thermal efficiency rating, and the third is turndown ratio. Your boiler’s AFUE rating indicates the fuel efficiency of the boiler while the thermal efficiency rating refers to how efficiently your boiler transfers heat to the water. The turndown ratio indicated how scalable the boiler is in relation to the needed heating load. The good news is that we can explain the meanings of these designators and help you choose the best boiler for your building and your budget.

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Feeling a Bit Frigid? Everything You Need to Know About Emergency Furnace Repair

Jan 18, 2021

A cold winter night can quickly escalate if the furnace in your home unexpectedly stops working. While you may be able to throw on an extra blanket or sweatshirt in some cases, a malfunctioning furnace has the potential to cause several problems.

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Furnace or Boiler? Key Identifiers for Your Building HVAC System

Jan 13, 2021


Do you know how your multi-family housing unit is heated in Chicago? For most buildings, the answer is usually a hot air furnace or water or steam boiler, and while both will heat your building during the winter months, the HVAC preventative maintenance for each type is different. Here at Althoff, we can determine which type of system you have and develop a maintenance schedule to maximize your system's heating efficiency and useful life.

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4 Signs Your Radiator Steam Trap May Need to Be Replaced

Dec 29, 2020

When is the last time you thought about inspecting the radiator steam traps and possibly replacing them so that your Chicago residents have reliable heat all winter? Steam traps are essential because if they are clogged or stuck in the closed position, the radiator will not produce heat, leaving the residents in your units cold. Here at Althoff, we recommend getting your steam traps inspected and repaired or replaced yearly.

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Pros and Cons of Solar Energy Solutions for Commercial Buildings

Dec 18, 2020

Are you thinking of installing solar panels on your multi-story residential building or commercial building? Here at Althoff, we can make your alternative energy dreams come true so that you can reduce your energy bills and lower your carbon footprint.

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5 Furnace Problems You Don't Want to Have at the Start of Winter

Dec 15, 2020

There's no worse feeling than waking up in the middle of the night to your entire house feeling like it's a refrigerator. Let me guess, you usually fix this issue by pulling up the bedcovers and turning up your space heater. However, a cold house could mean that you're having furnace problems.

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5 Boiler Preventative Maintenance Tips

Dec 08, 2020

With the temperatures starting to cool and fall rapidly approaching, it’s time to start thinking about fall boiler preventive maintenance for your Chicago building. When heating equipment malfunctions or breaks, it tends to do so on the coldest day of the year or on a holiday, like Christmas or New Years. The reason is pretty simple. If you have an older boiler that hasn’t been maintained well, it has to work harder on extremely cold days. This can cause the unit to break down, and if it happens on a weekend or holiday, it can add hundreds of dollars to your repair bill. In order to avoid heating equipment catastrophes and uncomfortable indoor temperatures, you should think about taking steps to ensure that your boiler is ready for winter before cold temperatures arrive.

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A Guide to Home Humidifier Maintenance: Better Performance and Better Health

Nov 24, 2020

As we transition from warm 80 degree days to chilly 40 degree temps, it's likely that you'll notice that the indoor air in your home becomes much drier than usual. As temperatures drop and the air becomes drier, many homeowners turn to humidifiers for a solution. But what does a home humidifier do, and why is it so beneficial to own one?

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6 Boiler Repair and Maintenance Mistakes to Avoid

Nov 21, 2020

How well maintained is your boiler? If you answered that it still ran last winter, you may be in for a surprise, especially If you are committing one of these classic boiler maintenance mistakes. In fact, you could be setting yourself up for high winter heating bills and the need for emergency maintenance. To make sure you are getting the most out of your boiler, remember to have your boiler inspected regularly and repaired when needed.

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