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Extend Paint Drying Time with Latex Extender

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4+ Interior Painting HACKS!

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What happens here

To combat rapid paint drying in challenging environmental conditions such as high temperatures or low humidity, incorporate a latex extender into your paint. For approximately a quart of latex paint, add about one to one and a half capfuls of a latex extender (such as M-1). Stir the paint mixture thoroughly using a paint paddle or stirring stick until the extender is fully and evenly distributed. This additive significantly increases the 'open time' of the paint, providing a longer working window to achieve a smooth and consistent coat. It also aids in the paint's self-leveling properties, effectively minimizing the appearance of brush and roller marks. An 'old school trick' involves adding a small amount of dish soap as an alternative, but users should be aware of potential bubbling that could affect the final finish and should test it in an inconspicuous area first.

Goal: This step shows how to slow down the drying time of latex paint, particularly in hot and dry conditions, by adding a latex extender, which helps improve paint flow and reduces visible brush strokes.

Tools and materials

  • Latex Extender (e.g
  • M-1)
  • Latex Paint
  • Paint Bucket
  • Stirring Stick/Paint Paddle

What they say

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to bottom so here's a simple hack for you I'm outside painting today and I'm brushing some door jambs right here and it's really hot outside and the air is really dry so my paint even though I'm not the Sun it's drying really fast and coagulating really quick adding a latex extender is going to slow down the dry time of the paint and it's actually help the paint level out and not show brushstrokes as much so I typically take on a day like this I'm gonna take a couple cat foals I've got maybe a quart of paint in here I'll just add in you know maybe one and a half capfuls I'm going to stir that in and this is gonna make the paint level out way better and it's gonna dry a lot slower not gonna coagulate on my brush or on cause brush strokes are quite late on the trim nearly as fast and some of it is just too limited just playing around how much you oughta put in there you know you don't want to thin out the paint too much and make it watery but I'm sorry enough this is really thick paint and that didn't do as much as I thought I'm going to add in one more cap full and this is another old-school trick some of the old-timers out there before latex extenders came out and were really popular I apparently dish soap works and does the same thing I've never tried it myself but hey if you don't have any latex extender and you got some Dawn dish soap laying around give it a try you may get a few bubbles you may have a bubble bath going on don't say I told you to do it but there are some old Kinder's out there God dude do it so video hack of the day slowing down the dry time of paint and helping it level out so I got a simple hack for you and

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