If you are one of those people who think that the primary objective of installing doors and windows in your house is to limit or increase the entry of natural light and fresh air into your rooms, it’s high time you debunk the myth. Nowadays, doors are installed not only to get access to a room but can also help you save money by reducing your energy bills.

People can choose from a wide variety of energy-efficient doors and windows in Cardiff. Alan Hill Windows is one of the few companies you can approach if you are looking for high-quality products. They will also let you know the various ways you can use UPVC doors and windows as energy-saving components when building or renovating your house. 

3 Ways A Building Can Lose Energy

1. Air Leakage

Be very careful when installing door or windows frames as there are high chances for hot outdoor air to enter your room through the gaps, especially during summer.


A building can lose a large percentage of energy through radiation. It is the movement of infrared heat energy through the glass in your doors and windows.

3. Conduction

It refers to the direct transfer of heat from the outside to inside through the frames. You can minimise the problem by increasing the performance of your doors and windows by installing energy-efficient products.

Want To Increase The Energy-Efficiency Of Your Doors And Windows? 3 Points To Consider

1. Material Of Construction

Though you can choose from a wide variety of materials, the demand for UPVC doors is quite high as it is a poor conductor of heat. It is durable and stays airtight. You don’t even have to worry about it cracking or succumbing to rot.

2. Air Tight Sealing

If you want to prevent the conditioned cold air from escaping from your room or hot air to flow in, make sure that your door has airtight sealing. You can achieve it through multiple point locks, multi-chambered profiles, fusion-welded joints and silicone sealant.

3. Double Insulation

Fit double or triple insulated glass in your UPVC doors and windows. The high green rating products are very common in modern buildings. The objective is to reduce your energy bills by retaining heat during winter.

These being said, you now know how to increase the energy-efficiency of your doors and windows.

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