Can I put plywood behind drywall so that I can hang shelves anywhere and not just the studs? - Quora
![drywall - How should I attach heavy floating shelves to hollow plasterboard walls? - Home Improvement Stack Exchange drywall - How should I attach heavy floating shelves to hollow plasterboard walls? - Home Improvement Stack Exchange](https://i.stack.imgur.com/zV4oq.jpg)
drywall - How should I attach heavy floating shelves to hollow plasterboard walls? - Home Improvement Stack Exchange
![Set of Floating Shelf Bracket with Hollow Anchor Fixings, Hidden Support with Mounting Plate for Shelves Mantels for Plasterboard Drywall Set of Floating Shelf Bracket with Hollow Anchor Fixings, Hidden Support with Mounting Plate for Shelves Mantels for Plasterboard Drywall](https://i.etsystatic.com/27129424/r/il/efbd93/3703442959/il_fullxfull.3703442959_9cbt.jpg)
Set of Floating Shelf Bracket with Hollow Anchor Fixings, Hidden Support with Mounting Plate for Shelves Mantels for Plasterboard Drywall
![drywall - How should I attach heavy floating shelves to hollow plasterboard walls? - Home Improvement Stack Exchange drywall - How should I attach heavy floating shelves to hollow plasterboard walls? - Home Improvement Stack Exchange](https://i.stack.imgur.com/TrHKG.jpg)