Understanding Texture and Color Inconsistencies

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Cut In Tips, Back Rolling After You Cut. Perfect Ceilings Lines Every Time.

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What happens here

The presenter explains the critical aesthetic and technical reasons behind back rolling. He demonstrates what happens when cut-ins are *not* back-rolled. A brushed cut-in, when left unblended, will display distinct 'brush strokes' or 'roping.' When the adjacent wall section is then painted with a roller, it will exhibit a 'stippled' texture. These two different textures reflect light differently, causing a visible 'halo' effect where the brushed and rolled areas meet. Furthermore, paint pigments (tint) can lay out differently depending on whether they are applied with a brush or a roller, leading to a noticeable 'color difference' that is independent of the texture, further emphasizing the need for proper blending.

Goal: Comprehend the visual issues (haloing, texture, and color differences) that back rolling prevents.

Tools and materials

Paint Brush Wooster — Demonstrating brush stroke texture
Paint — Illustrating texture and color differences
Small Paint Roller — Demonstrating roller stippling texture

What they say

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what back rolling your cut-ins is and so why do i do that anyways when you take in brush when you're brushing your cut in and i'm going to brush my cut in like this i'm going to go back and finish it off at least brush strokes so you got your brush strokes right there then you're going to come back and actually roll your wall so i'm going to roll my wall and if this is for instance my ceiling cut in right here i'm going to cut in my ceiling and then i'm going to go back and back brush it some people are like there's no need to back roll your cut in so that's my ceiling kind of now i'm going to come back and roll my wall i'm going to come up as close as i can without touching the ceiling and if you don't back roll it what you're gonna end up having is you've got stipple marks right here so your roller leaves stippling stipple marks and then your brush leaves brush strokes so you got brush strokes going this way you've got stippling going that way and what that does is it shows a difference it's what we call a halo and it's in what causes the halo is the stippling from the the roller is a different texture than the brush stroke which leaves what we call roping and that's a difference and what you're going to see is not necessarily um a color difference but you do leave a color difference and i'll tell you why but you leave haloing due to textured inconsistencies now if i go back and back roll my cut in i can bring it you know within a quarter inch of the ceiling now you only have this little tiny stripe that is it's um real it's is um a little tiny stripe that's brush strokes i'm just going to smooth this out because i don't want it to dry because you'll see that we're actually doing a video how to do an accent wall so i don't want that to dry so another thing is is what happens is when you're doing

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