Preparing Your Home for Aluminum Window Installation

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Before your aluminum windows arrive, clear access to each opening, confirm the openings are measured and ready, and plan for the wall and finishing work around the frames. Good preparation avoids delays and keeps the installers working efficiently on fitting day.

Confirm the Openings Are Ready

The most important step is making sure each opening is in the condition the measurement was taken from. If walls have been changed, plastered or widened since the on-site measurement, tell us before production starts, because even small changes affect the fit.

Check that the opening is level, plumb and free of loose old frames, debris or broken masonry. Old window frames that are still in place usually need to be removed before installation begins.

Note any cracks, damp areas or damaged lintels
Mark the opening so it is easy to identify on the drawing

Clear Access for the Installation Team

Installers need safe, unobstructed access to every window location, both inside and outside the building. Move furniture, plants, curtains and fixtures away from the openings a day before fitting, and make sure a clear route exists for carrying the frames up stairs or through the entrance.

If work will be done from a balcony, a ladder or a lift, arrange it in advance. Keep children and pets out of the work area for the duration of the installation.

Plan the Wall and Finishing Work

Aluminum windows are normally installed into a prepared opening and sealed to the wall. Decide early whether plaster, tiling, painting or stone cladding will be completed before or after installation, since the sequence changes how the frame is protected and sealed.

Ask your builder or contractor to coordinate the timing so that the window fitting does not clash with other trades. Protecting finished floors and the frames themselves from plaster dust and paint splashes is a simple and worthwhile precaution.

Check Power, Water and Shutter Needs

If your windows include electric shutters, motorized blinds or any powered mechanism, confirm the electrical connection points before fitting day. Make sure an electrician has planned the cable route so wiring can be placed without cutting into a finished wall.

Also check whether any water supply or drainage work is near the openings, since this can affect where sills and seals sit.

Prepare the Site Logistics

Think about where the frames will be stored on site. They should be kept dry, flat and away from heavy materials or building traffic. Good storage prevents scratches to the finish and avoids warping.

Arrange a point of contact who can answer questions on the day and sign off the completed work. Having someone available to unlock doors and open gates also keeps the schedule on track.

Agree the Details in Writing

Before the windows are produced, make sure the drawing and written specification match what you have agreed. Check the frame colour, glass type, opening direction, handle position and any security or ventilation features.

Once you approve the specification, changes become harder and more costly, so review the details carefully. Keep copies of the approved drawings for your records and for your contractor.

Frequently asked questions

How far in advance should the openings be ready?

Ideally the openings should be finished and ready before the windows are delivered for fitting. If wall work is still in progress, agree a timetable so the installation team is not blocked.

Do I need to remove the old window frames myself?

In many cases the old frames are removed as part of the installation. Confirm this beforehand so the scope and the associated cleanup are clear for everyone.

What if I change my mind about a window size after measurement?

Let us know as soon as possible, before production starts. Changes made after the windows are manufactured can be difficult and cause delays.

Should I protect my floors and furniture on fitting day?

Yes. Cover floors and move furniture away from the openings, since installation can create dust, debris and occasional marks on surfaces.

Common mistakes to avoid

The most common problem is leaving openings unfinished or furniture in the way when the installers arrive, which causes wasted visits. Another is changing the wall or opening size after measurement without telling us.

Our recommendation

Walk through each opening with your contractor a few days before fitting and confirm the access route, the sequence of wall work and any electrical points. A short check like this prevents most delays on installation day.

Summary

Prepare the openings, clear access, coordinate the wall and electrical work, and approve the specification in writing before the aluminum windows arrive.

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