HVAC Tips

An HVAC system that’s too big or too small costs you in repairs, energy, and comfort. Oversized units short-cycle and wear out parts, while undersized ones run nonstop and overheat. This guide explains how proper Manual J sizing cuts maintenance, extends lifespan, and helps you avoid surprise service calls.

Thinking of installing a cold-climate heat pump yourself? In 2025, DIY has clear limits permits, refrigerants, and warranties all matter. This guide explains what you can safely handle, what requires a licensed pro, and how to weigh costs, comfort, and performance before making the call.

Wondering whether gas or electric heating makes more sense for your home? This guide compares real-world operating costs, efficiency ratings, comfort differences, and homeowner satisfaction scores from gas furnaces and modern heat pumps.

Bigger isn’t safer when it comes to HVAC sizing it’s a recipe for short cycling, clammy air, higher bills, and faster wear. This guide explains how oversizing really affects comfort, humidity, indoor air quality, and system life, while showing why Manual J/S/D/T and modest safety factors keep equipment efficient and reliable.

If your living room bakes while the basement freezes, your windows may be to blame. This guide explains how solar heat gain and poor insulation drive oversized AC loads and how upgrading to low-E glass can cut HVAC demand by 10–15%.

Oversizing an HVAC system doesn’t mean safety it means wasted energy, poor humidity control, and early breakdowns. This guide explains what a “safety factor” really is, how Manual J and Manual S prevent hidden padding.