Windows
by Lochinvar

All Lochinvar windows are custom made to fit your home. We are one of Edinburgh best window companies. Our windows will provide your home with the most important requirements;- quality, functionality, security and the thermal performance. All Lochinvar windows come backed by our 10 year guarantee.

Our windows are fully manufactured in Scotland to an exceptional quality by using Profile 22 five chambered profile. This will give you the reassurance your windows are manufactured to an accredited national brand.

All Lochinvar windows have the Secure By Design Accreditation. This will give you the peace of mind that the windows securing your property are backed by the Official Police Security Initiative.

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Casement Windows

Lochinvar in Edinburgh’s uPVC and timber casement windows are our most popular due to its many versatile styles. Our windows can be combined with non-opening panes in almost any size, shape or layout.
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Tilt & Turn Windows

Lochinvar in Edinburgh’s bespoke Tilt & Turn windows offers a combination of effortless style and real practicality.

Tilt & Turn windows tilt inwards for ventilation and with a quick turn of the handle can swing right into your room for easy cleaning.
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Sash & Case Windows

Our vertical sliding windows have also been designed with security in mind, with fully reinforced galvanised steel.

The high quality balances maintain the equilibrium of the sash window at all points of travel and the robust locking devices ensure the security of your home.
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Reversible Windows

Lochinvar in Edinburgh’s bespoke reversible windows really makes things easy and simple for locations where cleaning and fire escape are essential.

It also allows interior finishings such as blinds, ornaments and curtains to remain unaffected, saving you any unexpected further costs.
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Timber Windows

Lochinvar custom made timber windows are fully handmade and manufactured here in Scotland.

With high performance glass installed in your windows, your home will feel more comfortable, eliminate draughts and cold spots, making your energy bills more manageable.
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FAQ - Glazing

Double glazing involves two panes of glass separated by a gap (usually filled with air or inert gas), which helps improve insulation, reduce heat loss, and block external noise.

Double glazing offers improved energy efficiency, lower heating bills, better sound insulation, enhanced security, and reduced condensation compared to single-pane windows.

On average, double glazed windows last between 20 to 30 years, depending on the quality of materials and installation, as well as exposure to weather.

Yes, the dual-pane design significantly reduces external noise, making your home quieter and more comfortable—especially beneficial if you live near a busy road or in a noisy area.

Double glazing can help reduce condensation on the interior surface of your windows by keeping the internal glass warmer. However, it won’t prevent condensation caused by high indoor humidity levels.

Yes, they are designed to retain heat and reduce energy consumption. This helps lower your energy bills and makes your home more environmentally friendly.

Absolutely. While it’s more energy-efficient to replace all windows at once, you can upgrade individual windows based on budget or need.

In most cases, no. However, if you live in a listed building or conservation area, you may need permission before making any changes. Always check with your local authority.