Useful Videos

Your furnace’s hot surface ignitor (HSI) is small, but it plays a big role: without it, your furnace can’t light the burners. That means no ignitio...

Few furnace parts fail as frequently as the hot surface ignitor (HSI). These small components bear the brunt of every heating cycle, glowing red-ho...

When your furnace suddenly stops producing heat, the hot surface ignitor (HSI) is often the problem. This small component, responsible for lighting...

When your furnace stops working, one of the most common culprits is the hot surface ignitor (HSI). For Goodman and Amana furnaces, one of the most ...

When your furnace refuses to start on a cold winter morning, it’s easy to imagine the worst: “Do I need a whole new heating system?” But in many ca...

If you own a gas furnace, chances are it relies on a hot surface ignitor (HSI) to get things started. These small but powerful components are the u...

One of the smartest innovations in the MRCOOL DIY mini split system is its pre-charged lineset. These refrigerant-filled, factory-sealed copper tub...

When you’re planning a MRCOOL DIY installation, choosing the right lineset is just as important as choosing the system itself. MRCOOL’s pre-charged...

If you’ve been researching the MRCOOL DIY mini split system, you’ve probably seen the term pre-charged lineset everywhere. It’s one of MRCOOL’s big...

Installing a MRCOOL DIY mini split system is one of the easiest ways to bring pro-level heating and cooling into your home — without needing a lice...

Installing your own MRCOOL DIY mini split is one of the most satisfying projects a homeowner can take on. You save money, gain independence from pr...

One of the biggest advantages of MRCOOL DIY mini split systems is their pre-charged linesets, which make installation possible without special tool...