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Also YES... Latex primers are perfect over Oil paints (AFTER SANDING!). It's done all the time. You CAN use an Oil primer as well... AFTER SANDING! >>> Obviously, Latex topcoats are ideal over either type of primer.
The point of an oil primer is that you can then paint anything over it. Painting latex paint over oil paint will end up either peeling off, as shown, or if the oil paint was scuffed/scoured, you can get micro cracking of the paint which shows up and is a pain to get rid of.
KILZ Original is an oil-based primer and stain blocker which can block/seal severe stains and odors but has higher volatile organic compounds (VOC's) which are organic chemical compounds that vaporize and enter the atmosphere.
Use on interior and exterior surfaces including woodwork, drywall, plaster, paneling, masonry, brick, painted metal and properly prepared glossy surfaces†. Use under or over water-based or oil-based paints.
Latex-based Primer
They are more flexible and fast drying, and are less brittle than oil-based primers, making them less susceptible to peeling and cracking. They are also good for priming soft wood (such as pine), brick and concrete and galvanized metals.
Here's How To Do It. A question we get asked often is, “Can you paint latex over oil?" The answer is “yes”.
We recommend KILZ KLEAR® Clear Sealer & Bonding Primer – a high performance fast-drying, multi-surface clear primer developed to seal highly porous surfaces inside and outside your home. It is also recommended for use when painting the same topcoat paint color on top of an existing paint coat.
Its advanced chemistry provides a sound anchor for topcoats while reducing or potentially eliminating the need for sanding dense, glossy surfaces including Kynar®, PVC, vinyl, Formica®, glass, tile, glazed brick, chalky paints, glossy finishes, fiberglass and metals.
If you have various stains, shellac Bonding primer is the ideal choice. It can be used to cover rough surfaces and old varnish as well as metal and ceramic.
If you must apply high-quality latex paint over oil paint, it's best to do so with a latex primer designed for use with both latex paint and oil paint. Using a paint primer can help ensure that latex and oil paint adhere to each other properly and create a lasting, durable finish.
Covering with water-based paint: You can't paint over oil-based paint with water-based paint directly, but you can after some crucial prep. Doing the correct prep: Always sand the glossy surface of oil-based paint before applying water-based paint. This step ensures better adhesion and a smooth finish.
KILZ Concrete & Masonry Bonding Primer is specially formulated to optimize the adhesion of masonry coatings. With proper application, this product provides a sound foundation for coatings with excellent resistance to water, alkali and efflorescence.
Use a sander to scuff up the surface. Then wipe or wash off the dust and let it dry before moving to the next step. Prime it – Even though you scuffed the surface, it's wise to add an extra layer for the latex to bond to. Paint two coats – Finally, apply two full coats of high-quality latex paint.
KILZ 2 GRAY Primer is a fast-drying, water-based, multi-surface primer-sealer-stainblocker which is best used under dark, rich and deep vibrant color topcoats.
You can use a latex primer over oil-based paint as long as it is a bonding primer. Bonding primers are best because they are formulated to adhere to glossy surfaces, such as oil-based painted finishes.
Depending on how strong or bold the previous color is, it may be necessary to apply more than one coat of primer. However, it is not necessary to over apply the primer with so many coats. As long as the primer applies uniformly over the previous color, then one or two coats should be sufficient.
KILZ's top competitors include 58 Foundations & Waterproofing, COAT, and Groupe Durieu.
This all-purpose water-based undercoat primer-sealer can be used over or under any oil-based or water-based paint and is ideal for new construction and remodeling.
Interior Primer. KILZ® ORIGINAL Oil-Based Primer is a powerful stainblocking formula that blocks most heavy interior stains including water, smoke, tannin, ink, pencil, felt marker, grease, and also seals pet, food and smoke odors.
Dries to the touch in 30 minutes. Can be recoated or topcoated in one hour with latex or oil-based paint. Application at lower temperatures, in high humidity or in poorly ventilated areas will affect dry time.
Before applying latex paint over oil-based primer, make sure to sand and clean the surface thoroughly. This will create a suitable surface for the latex paint to adhere to. Additionally, it's recommended to use a latex primer in between the oil-based primer and the latex paint for improved adhesion and durability.
Our paint pros recommend INSL-X Aqua Lock Plus Primer as the best drywall primer. This multi-purpose, acrylic, water-based primer/sealer features outstanding sealing properties perfect for priming new drywall. It adheres to interior and exterior surfaces and can be top-coated with latex or oil-based coatings.
In order for your new paint to form a good bond with the existing paint, it's important that the two paints are compatible. Don't apply oil-based paint over latex; but you can put latex paint over oil-based, as long as you prepare the surface properly first.