Expert Advice & News


Honeywell T6R-HW Review

Honeywell T6R-HW Review The great thing about the T6R-HW is that it adapts to your home and your schedule, it helps save you energy and makes your heating smarter. It’s been designed by Honeywell with the help of experienced heating engineers. OpenTherm digital communication included for load compensation with compatible Combi-boiler Installations.The T6R-HW is suitable for S, Y and W plan hot water systems. There are 6 on/off periods for Hot Water, these are separate from the heating, all...


Nest Thermostat E Review

The Nest Thermostat E is very easy to use with the Nest app. I believe it's so straight forward that even a child could operate it.I feel that it has all the build quality and attractive design that we’ve come to expect from Nest, it’s fast becoming a popular choice with our customers.It’s also a very convenient option for us on our new combi boiler Installations as it’s boiler plus compliant, it has OpenTherm load compensation.The Nest Thermostat E is compatible with ...


Genius Hub

Genius Hub puts you in control of every room. This amazing and smart system allows you to reduce your energy consumption by only heating each room of a building when it is actually needed. Whether you’re running a Bed & Breakfast, a small hotel, a guest house, a nursing or care home or maybe you have a large residential house, using Genius Hub will reduce your energy bills, it’ll also save you money in the long run, and will help provide you with a more comfortable environment.


Remote Boiler Fault Diagnostics

At Crawley Gas Engineer, we can now offer additional advantages if you choose to have a connected smart boiler (Vokera Evolve) and wifi control (BeSmart), connected via the digital input of the boiler using the OTBus protocol (BeSmart & RiCloud OpenTherm compatible products only). The advantages we offer are that with your permission we can monitor and edit the boiler parameters and working status, along with a detailed history of the alarm codes notifications, we can check and edit variou...



Deaeration. The impact of unwanted air within a heating system can be very damaging to the boiler and components and ultimately very costly for the homeowner, leading to serious inefficiencies and potential breakdowns. Noisy radiators, radiator cold spots and lower heat outputs of radiators are all common symptoms related to air in the system, a short-term remedy, such as manual venting or a system flush my be sufficient, but most of the time these solutions will only hold the problems off


What is a Megaflo?

So what is a Megaflo?Megaflo is a brand of Unvented Cylinder, manufacturered by Heatrae Sadia. They are constructed from duplex stainless steel.An unvented cylinder is sealed to the atmosphere, whereas traditional copper vented cylinders are open to the atmosphere.The water contained within the cylinder is stored under pressure (around 3 bar which is equivalent to 30 metres head), and this pressure is created by the mains incoming water supply.Unvented cylinders do not generate or increase wa...