C-wire requirement Most smart thermostats require more electrical power than a set of batteries can provide. Fortunately, they don’t require so much power than they need to be plugged into the wall. They rely instead on low-voltage power provided by your HVAC system. Many smart thermostats require t...

A wireless remote sensor is very useful for heating your entire home optimally and also saving energy. The sensors measure the temperature in several rooms and help address the troublesome hot and cold spots, keeping you comfortable all the time. SASWELL AVS build in alexa,Alexa Smart Thermostats T1...

What is the difference between a remote control thermostat and one with remote sensors? Remote control thermostats are connected to wi-fi and can be adjusted using a website or a smartphone app. Remote sensors are used to send temperature information to your thermostat so that it can adjust the heat...

This is a common dilemma that people have and an oft asked question at DIY Doctor. At one end of the radiator the TRV will be fitted and at the other there will be a lockshield valve, however many are concerned if the smart TRV should go at the flow or the return side of the radiator. This is a just...

If you have an old or broken Thermostatic Radiator Valve (TRV) which you would like to change, or you have a radiator with two lockshield valves and you would like to change it for a new TRV, these are the steps that you should follow: 1.Shut off the water to the heating system and then electrically...

The main benefit of having TVR’s fitted is one of economic and energy saving grounds. They are thermostatic so they can control the temperature in individual rooms regardless of the temperature of the most commonly used habitable rooms, where typically the room thermostat will be located and which c...

A Thermostatic Radiator Valve (or TRV) is a valve which is fitted to a radiator in a hot water heating system that is self-regulating (sets the temperature of the radiator automatically) based on the temperature of the room. It controls the room temperature by altering the flow of hot water to the r...

A sticking valve is probably the most common thermostatic radiator valve issue. Whether open or closed, it’s going to cause real hassle in the long run. It usually happens when adjusting the valve for the first time in a long time, such as following an extended cold spell or the summer (often one an...

If you’re looking for a great addition to your smart home, check out T18UTW-7-WIFI Room-Sensing Alexa Thermostat. With a room sensor that manages hot and cold spots, this thermostat is built to keep the temperature even in your house. It even has Amazon Alexa technology built right into the hardware...

We install smart thermostats in a single-family home with a conventional HVAC system and use each one for a week or more to determine how effective it is at maintaining a comfortable environment. The home’s existing thermostat was wired with G, R, W, and Y wires. There was also a C wire in the wall ...

A thermostatic radiator valve (TRV) is a self-regulating valve fitted to hot water heating system radiator, to control the temperature of a room by changing the flow of hot water to the radiator. The classic thermostatic radiator valve contains a plug, typically made of wax (forming a wax motor), wh...

Smart thermostats are increasingly becoming a part of the larger smart home landscape. The "Works with Alexa" initiative makes it possible for folks to integrate the thermostat, the T29UTW-7-WIFI (TY) is worked with Amazon Alexa. That means you can adjust your thermostat with a simple voice command:...