Frequently Asked Questions on uPVC & Double Glazing

Please feel free to contact us if the answer to your question is not listed below.
What is uPVC?
uPVC stands for Unplasticised Poly Vinyl Chloride, the main component of which is salt. The extrusion process of PVC uses three times less…
What is double glazing?
Double glazing is an Insulated Glass Unit (IGU), which is made up of two pieces of glass; joined though an IGU’s which is an argon gas…
What type of glass is it?
Our standard glass unit is a 24mm (4mm+16mm+4mm) float. Toughened glass can also be provided.
Will it reduce noise issues?
Yes. Installing double glazed doors and windows is one of the most effective ways to combat noise issues and it possible …
Are uPVC double glazed windows & doors UV resistant?
Our profile is produced from what is known as “Tropical Mix” panels, which have been expertly designed for….
Can I have uPVC if I am in a bush fire prone area?
Yes. Thermotek windows and doors have galvanized steel reinforcement and are made suitable for BAL rating of 40.
Is uPVC suitable for coastal areas?
Absolutely. In fact, uPVC windows and doors are your best option, as they will not corrode, and are water and weather tight.
Can my builder install uPVC windows and doors?
Yes. Any builders or qualified carpenter can install all our windows and doors. As standard practice, we supply frames without glass…
Do you use safety glass?
Safety glass is a type of glass which is safe for human impact. There are several types of safety glass.
Will it improve my home security?
Thermotek windows and doors are extremely tough, and difficult to penetrate. This is for a number of reasons.
Which window style is the most cost efficient?
The most cost efficient window style is tilt and turn, as they are less labor intensive to…
What is Visible Light Transmission (VLT)?
Visible light transmission refers to the percentage of the visible spectrum of sunlight that passes through a piece of glass.
What is the Solar Heat Gain Coefficient (SHGC)?
The solar heat gain coefficient (SHGC) measures how well a window blocks or shades the heat from sunlight.
What is a u-Value?
The U-value—expressed as “Uw” in windows—measures how readily a window system conducts heat. It is a measure of…