If you are going over high gloss oil paint, I personally would first prime with an oil based primer. Depending on the state of the shellac, you may even need to consider applying a thin coat of primer before you paint … You can put oil over water, but it's harder to put water over oil. You can call up the tech areas of most paint companies in OZ and they will talk to you, even if you are just a DIY at-home person. In effect, the primer will be sandwiched between the latex paint and the oil … Yes. It just won’t stick. So if you already have oil based top coats, and you want to undercoat them for an acrylic final top coat , best INHO to use an oil based undercoat. Vacuum up the dust generated by the sanding, and make sure all dust and debris are removed from the area to be painted. Oil-based primers are ideal for interior and exterior unfinished or bare wood because they seal the porous surface of wood, enabling the coat of paint to better cover the surface. The good news is that you can learn how to paint over shellac in just a few steps. Apply a coat of your chosen water-based or acrylic primer. Water based primer under oil paint is ok, but you may find the longevity somewhat lacking externally. Gloss paint under the eaves is not subject to the oxidation that the siding receives as it never gets direct sunshine. You need to use a high adhesion primer over the oil paint to provide a sound surface, use Zinsser Bullseye 123 primer/sealer apply one coat then an acrylic undercoat followed by your chosen water base finish paint. Water based paint application. But ,Yes ,you can use water based paint over oil based primer,just not water based paint over oil based paint. Then because of the difficult surface, I can scratch off the primer with my finger nail. A quality bonding primer, such as UMA ®, can be used. Comparison of water based vs shellac vs oil based paint primer. I've found that Dulux quick drying satin can sometimes ciss (separate) when applied over oil based undercoat. Although most any type of paint will appear to cover rust upon application, the rust will eventually reappear unless it is properly sealed. When to Choose Oil-Based Paint. The stain was color matched to our new hickory floors, which are stained a medium-dark true brown (no yellow). for painting my sun room, I used water based primer. How to Use Oil Based Paint on Cabinets. 1 coat primer . Oil-based paints form a harder, longer-lasting coating than latex paints. Jim Carroll explains why it’s not only acceptable to use a water-based finish over and oil finish – provided you do it correctly – but that it can be the best solution when you want to bring out the natural character and color of the wood. Avoid water-based primers! T'other is to use a water-based universal primer over the current undercoat and then go on to use the water-based satinwood you were planning. This method eliminates the problem of existing oil based paints, especially on trim, from rejecting water based paints. Many oil-based primers are good "stain killers" and prevent stains from showing through your new coats of paint. Water based primer ( aka Latex Paint Primer ) We used Zinsser 123 water based primer. Many people confuse the primer rules with the paint rules. Use these for any surfaces where you want the finish to be durable and last a long time, like trim and cabinets. If you are choosing a white colour, go with a water based enamel, as an oil based paint inside the house in any light/white colour, will turn yellow as the oil binder deteriorates aroudn the white pigment. Step 4 – Apply a Water-based or Acrylic Primer. Water based acrylic gloss is always best to use when there's children arround, it drys in arround a hour, does not smell like oil based paint and stays white. Use latex primer and paint when painting over a water-based wood stain. Are you sure the walls are oil based? No , it does not matter if your primer or undercoat is water based or oil based if you are useing water based gloss. Can I use BIN on the knots and then paint the water based primer/undercoat (couldn’t find a clear answer on this) or can I use a white knotting solution? As we can see there are a numerous benefits to using water based paint. You can find other great brands such as Sherwin Williams, or international brands that also make these three types of primers. Priming makes sure the paint sticks to the wall better. A specific type of … use latex primer and paint when painting over staircase... Specific type of … use latex primer and paint when painting over a water-based wood stain oil water. Also use an oil-based finish long as I wait 72 hours, if you want to oil... Types of primers or international brands that also make these three types of.... 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