When to Upgrade Your HVAC System: Signals, Sequence and Priorities

by LEGOM Technical Team | Aug 20, 2026 | HVAC

HVAC system upgrades mean replacing or enhancing components of your heating, ventilation, and air conditioning system to improve efficiency, performance, and reliability. That can involve installing advanced features or replacing outdated equipment with newer, more...

Temperature Controller: Features, Types and How to Choose One

by LEGOM Technical Team | Aug 15, 2026 | Room Thermostats

A temperature controller is an electronic device that measures the temperature of a space or medium and automatically operates a heating or cooling system to hold it at a set value. In buildings, the most familiar form is the room thermostat, though the category...

AC Repair: What You Can Do Yourself and What Needs a Professional

by LEGOM Technical Team | Aug 12, 2026 | Air Conditioner

When an air conditioner stops working properly, the first question most owners ask is whether they can fix it themselves. The answer is not simply about skill or confidence. For a significant part of AC repair work, it is a matter of law. This guide draws the line...

Underfloor Heating for Wooden Floors: Safety and Installation Guide

by LEGOM Technical Team | Aug 10, 2026 | Underfloor Heating

Underfloor heating works well beneath wooden floors, but wood is not the easiest covering to heat. The difference between a floor that performs for decades and one that cups, gaps, or splits comes down to decisions made before installation rather than to the heating...

HVAC Valve Maintenance: How to Check, Test and When to Replace

by LEGOM Technical Team | Aug 9, 2026 | HVAC

Most HVAC maintenance advice concerns things you can see working. Filters clog visibly, coils gather dust, pumps make noise when they struggle. Valves are different, and that difference is the reason they are so often neglected. A valve that has drifted out of...