You don t have to do it if you buy this poly from minwax and get a second coat on within 12 hours.
3 coats of poly on wood floor.
This acts as a sealer and provides a barrier between the wood and the oil finish you are using.
Three coats of polyurethane for wood floors.
There needs to be 3 coats of polyurethane applied especially if you are using an oil based finish.
Unlike most other hardwood floor finishes penetrating oils don t leave a hard shell on top of the wood.
3 coats is that max on a site finished floor.
However that does not mean there is no finish in that grain and that it will get dirty or absorb moisture.
The first coat should be mixed with mineral spirits.
Oil based polyurethane is very tough and dense.
My contractor did a patch in my oak floor and applied 3 coats of semi gloss poly trying to match the old floor.
5 very thin coats would work but they better be very thin then you end up burning through it abrading it to recieve the next coat.
You do have to sand between coats of polyurethane on floors usually with 220 grit sandpaper with most other polyurethanes.
One of the best things about a water based polyurethane finish is that.
When you want it done wright.
The first two looked pretty good but the 3rd final coat is really shiny.
I ve already put on a coat of sealer and two coats of poly.
This affects how.
Choosing to apply between 2 3 layers of polyurethane formula on your surface depends entirely on the use of your structure.
Oak is heavy grained and that heavy sweeping grain is more open and will take in more of the finish.
To protect your surface apply at least two coats of polyurethane.
How many coats of polyurethane do you need for hardwood floors.
I ve noticed everyone recommends 3 coats of polyurethane i m using polo plaz semi gloss on a newly sanded floor.
For surfaces that will see occasional and hard wear such as the floor should have a minimum of three layers.
A bristle brush is needed to apply the coats.
So that s pretty much all i have to say on sanding between coats of polyurethane.
Water based polyurethane hardwood floor finish.
I also typically apply 3 coats of oil borne polyurethane.