That is not generally recommended.
It will protect the paint as long as you use a water based varnish, never use oil based varnish over water based paint. Tip: "water based enamel= water based finish". "oil based enamel= oil based finish".
Yes, however, if it is an oil-based clear you'll see an amber color to the tint. Water-based clears tend to be crystal clear and do not affect the underlying color.
Oil-based poly varnish is thinned with mineral spirits. Water-based poly varnish is thinned with water. And polyurethane car paint is thinned with reducer.
Usually yes. You'd be advised to use a water based varnish, and rough up the paint a little before coating.
You can use oil or water based enamel paint, oil based paint takes at least 24 hrs to dry, water based takes 1/2 that time. "TIP" If you want to apply a finish, use an oil based finish for oil based paint, and water based finish for water based paint.
No, they will separate.
Absolutly not. If it's a water based paint just use water. Thinners will destroy the clear coat and expose the paint to other forms of damage
Yes, Spar varnish is a marine quality exterior varnish that can be used over many surfaces, however it does have an amber hue that will affect the color of whatever surface is being coated. If you're looking for a long-lasting crystal clear coating then a better choice would be a water-based polyurethane coating.
No, it is not recommended to apply water-based polyurethane over varnish as they are not compatible finishes. It is best to remove the varnish before applying the water-based polyurethane for a successful finish.
Yes, varnish can be water-based and is suitable for use on wooden surfaces.
Water-based varnish for wood finishing projects offers several benefits, including faster drying times, low odor, easy cleanup with water, and environmentally friendly properties compared to traditional solvent-based varnishes. Additionally, water-based varnish provides a clear finish that enhances the natural beauty of the wood while offering good durability and protection.
Water-based polyurethane varnish offers several benefits for finishing wood projects. It dries quickly, has low odor, and is easy to clean up with water. Additionally, it provides a clear finish that is durable and resistant to yellowing over time.