Is your TOSOT mini-split making unusual noises or vibrating more than normal? From loose installation to dirty filters or worn fan components, most issues are easy to identify and fix. This guide covers the most common causes, what the sounds mean, and simple steps you can take to restore quiet, smooth operation.

Leaving your home during winter? Freeze Guard Mode on your mini split keeps indoor temperatures above 46°F, protecting pipes and furniture while using less energy and allowing faster warm-up when you return.

When a heat pump blows cold air in winter, it doesn’t always mean a failure. In many cases, the system is running defrost mode to maintain efficiency in cold, humid conditions. This article explains what’s normal and when to contact an HVAC professional.