ᐅ Floor vents (fresh air supply) located under sofas and desks?

Created on: 14 Jul 2018 01:03
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cybergnom
Hello,

we currently need to decide whether to have floor outlets or wall outlets for our mechanical ventilation system with heat recovery.

According to our installer, it doesn’t matter if a piece of furniture (sofa, desk, etc.) is positioned over the outlet, as long as there is some clearance underneath, for example by the legs. So the sofa just shouldn’t completely cover the outlet.

Is this really the case? Would a sofa approximately 10cm (4 inches) above the floor, positioned over the outlet, not affect the airflow?
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DerFenk
9 Mar 2022 13:09
Bookstar schrieb:

Yes, and all the dirt just falls into the floor vents... great! And metal grilles in the floor are, to me, visually over the top. I’d rather have yogurt cups on the wall.
Wickie schrieb:

We also have two floor outlets. Unfortunately not a Pluggit system, because the floor vents look great (and unfortunately cost a lot) and didn’t fit in our house.
So, appearance: that can be improved.
Functionality: no restrictions.
Maintenance: better than ceiling openings.

And NO. I definitely wouldn’t want yogurt cups on walls or ceilings either. There are such cool solutions out there, we don’t have to settle for that!!
Mycraft schrieb:

As I said before, the grille on top can be designed however you want.

You can either pick one from the available options or have one custom-made from wood, plastic, marble, aluminum, or a mix of materials.

This way, you can recess it into the floor, have it slightly protrude, or integrate it into the flooring however you like.


Hello.
Sorry for digging this up a bit late, but I struggled with floor vents myself for years and kept running into discussions like this one.

Originally, lacking better ideas, we had the white grilles from Pluggit, which look awkward and do let dirt fall through. I searched a long time for alternatives; someone even sells relatively "cheap" laser-cut stainless steel covers on eBay, but dirt still falls through those, and the plate can twist if you step on it because it doesn’t have a pipe socket.

In the end, we went with 3D-printed plastic grilles with coarse filters from a niche supplier (Ventividual or Ruhr3d). We chose the color closest to the floor finish for each grille, and the result looks way better than the originals. Apparently, they come in other sizes as well.

Otherwise, I am a fan of floor outlets and supply air ventilation. If you line the walls of the outlet boxes with some sound-absorbing foam, you hardly hear anything. They are not disturbing, especially if the color matches, and if something needs maintenance, they are easy to access. The round exhaust vents in walls and ceilings may also be discreet on white ceilings, but accessing them for filter cleaning can be tricky at times.