What Do You Do With Old Windows?

So you’ve just had your new windows installed — looks great, feels warmer, and the drafts are finally gone
Not Just “Glass and Go”
Check Your Local Options First
Reuse if You Can
Don’t Wait Too Long

So you’ve just had your new windows installed — looks great, feels warmer, and the drafts are finally gone. But now you’re left with the old ones sitting in your yard or garage, and you’re wondering, how to dispose of old double glazed windows without making a mess or breaking any rules? Good question — and it’s a common one.

Not Just “Glass and Go”

Double glazed windows aren’t like tossing out a bottle or two. These are large, heavy, and made of more than just glass. They’re sealed units, sometimes with gas in between, and often framed in metal or uPVC. That means you can’t just break them up and put them in the regular bin. In fact, trying to do that could be unsafe — both for you and for the environment.

What makes this tricky is that you’re dealing with a combination of materials. Most recycling centres can’t process them as-is. But that doesn’t mean you’re stuck with them forever.

Check Your Local Options First

In many areas, there are specific drop-off points or transfer stations that accept building materials, including windows. Some even separate out the components — glass, metal, plastic — so they can be processed correctly. A quick call to your local council or waste depot usually clears things up. Some private recycling services will even come pick them up, especially if you’ve got more than just one or two.

You might be surprised how often people ask how to dispose of old double glazed windows, and the answer is almost always: ask local first. Different councils have different rules, and you don’t want to dump something that might be accepted just down the road.

Reuse if You Can

Another option people forget is reuse. If the windows are still intact, someone might want them. Builders, hobbyists, even people making greenhouses or sheds often search for used double glazing to save money. You could offer them online, or even donate them to a salvage yard. One man’s trash really can be another’s treasure, especially when it’s still in decent shape.

Don’t Wait Too Long

Leaving old windows lying around for “later” usually just leads to more work down the line. The glass can become more brittle with time, and storing them improperly can be dangerous — especially if kids or pets are nearby. Best to plan their removal sooner rather than later. If you’re getting professional installers, ask them ahead of time if they’ll take the old ones away. Many do, or can recommend who will.

And remember — when people ask how to dispose of old double glazed windows, it’s usually not about just getting rid of them, but doing it safely and responsibly. A little effort now saves a lot of hassle later.

14 May 2025, 16:47 | Views: 123

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