Double Glazing Quotes from local trusted suppliers across the UK

G I S Windows Ltd


Unit 21A Sundon Industrial Estate
Dencora Way

Phone Number:

01582 494 222 / 07825941679


01582 509 750



[email protected]

Post Code:


G I S Windows Ltd reside in Dencora Way. Once you purchase a new electrical equipment, it comes with a sticker showing how energy environment friendly it is. Double glazing has a very comparable system. Identical to the stickers you see on white items, the stickers on home windows have a straightforward to grasp ‘traffic mild’ system, with the green rated home windows being probably the most energy efficient, and a window with a sticker displaying the energy effectivity as ‘A’ is the most environment friendly possible.

So who assesses these rankings, and how does the knowledge help you?

The BFRC is the organisation that rates how energy efficient windows are. If your windows have BFRC ranking then they are going to adjust to Building Regulations.

What info is on the labels?

Apart from the A-G ratings, more specific information can be on the label that will help you make your best option potential about power environment friendly windows.

The data on the labels can even embrace the following:

The energy rating. That is written as a components but shows you what number of kilowatt hours will be lost per square metre per year.
The U worth of the window. Power effectivity is measured in U values.
How much warmth the window loses on account of air penetration.
The photo voltaic warmth achieve

The label data mainly tells you ways environment friendly the product is at serving to you keep heat inside the constructing, how good it’s at retaining out the wind and how well it’ll cut back condensation and reduce down noise from outside.

For those who don’t understand what the figures on the labels imply, then your double glazing salesperson ought to be capable to clarify them clearly to you. If there may be anything you don’t perceive, then you should actually be sure to ask questions. For a giant investment like double glazing, you wish to ensure you get the best product you’ll be able to afford. It actually isn’t price chopping corners and getting an inferior product. G I S Windows Ltd can be of assistance.

Energy environment friendly windows do not have to be PVCu. They will also be constituted of metallic or timber, but they may have one thing in common ? that they have the BFRC label on them. If a double glazed window does not have this label, then you will have to get it independently assessed to find out whether or not it complies with Building Laws, and it will value you time and money.

Double glazing power effectivity is a crucial matter, not solely because of Building Laws, however for your personal comfort. The BFRC vitality score was set up to assist shoppers, so make sure you ask about it.

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