Apply First Coat of Polyurethane using Wet Edge Method

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Hardwood Floors-Repair, Refinish, and Restore - DIY Home renovation

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What happens here

Apply the first coat of polyurethane using an appropriate applicator that matches your product type (water-based or oil-based). The video shows a T-bar applicator with a foam pad, which is excellent for even application on large floor areas. Employ the 'wet edge' method: never allow the edge of your applied polyurethane to dry before overlapping with the next section. This technique is crucial for preventing visible lap lines and requires working quickly and consistently across the entire floor. There are no breaks once you start applying a coat; you must finish the entire coat before stopping to ensure an even finish without visible seams. Expect the first coat to soak into the wood unevenly in some areas; this is normal because different parts of the wood will absorb the finish at different rates. These slight inconsistencies will be covered and smoothed by subsequent coats.

Goal: Apply the initial layer of polyurethane evenly and consistently to the entire floor.

Tools and materials

Gloves — Protecting hands from polyurethane and keeping them clean
Paint Tray — Holding the polyurethane for easy dipping and loading of the applicator
T-bar Applicator — Applying polyurethane evenly across large floor areas

What they say

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in your finished product. Now Frankie is using a wet edge method, meaning he's never going to let the edge of his application dry. So he has to work fast and consistently. What how much time you think you got before an edge dries, Frankie? Oh, you should have a minute or so. So now, an important thing to remember when we start this application process, it's not lunchtime. There's no breaks. No, we've got to absolutely finish the first coat before you leave. Otherwise, you're gonna have that edge that doesn't match up, right? Yep. So, make sure you time the application that you can get the entire at least first coat done. And if you're going to do a multi- coat and you don't want to sand in between, time the day right, cuz you got to have 3 to four hours in between coats. Okay. One of the things we need to point out is that during the first coat process, you're not going to be able to get absolute even coverage because this floor is going to soak it in at different rates. In fact, right where Frankie's working, there's just a little bit of a spot that didn't take quite as well as the rest of the floor. That'll have that'll be covered up during the second and third coat.

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