Please be advised that processing and shipping times on orders may be delayed due to the coronavirus outbreak. We are working extremely hard to avoid delays on our products. Ongoing demonstrations have led to service delays in locations across the Country. UPS, Fedex and USPS service continues and they are working hard to minimize delays. Our priority is the safety of our employees and our customers. As an essential service provider, we will continue to make every effort to deliver to all areas as conditions permit. Shipping times are no longer guaranteed until further notice.
Ultra Mark Paint


Formulated to generate superior brilliance for long-range visibility. Before marking a dark surface, spray a coat of white to enhance the brightness of the paint. The Ultra-Mark spray paint contains no fluorocarbons, making it non-toxic after drying. Top discharge valve for ease of use. All Keson paint is water based.


A 16-ounce can provides approx. 250 feet of a 4-inch wide line. A 20-ounce can covers approx. 300 feet with the same 4-inch line.

How much Paint is in the can? Compare the Net Weights.
Federal law requires that the cans clearly label the net weight of paint.

20 ounce cans =
Keson: 17 oz. of paint + 3 oz. of propellant
(for 16 oz. cans it’s 14:2)
Most Competitors: 15 – 16 oz. of paint + 4 or 5 oz. of propellant
(for their 16 oz. cans it’s 13:3)

100% of Keson paint is made in the USA.

Shelf life of a can of paint is approximately 1 year.

Ultra Mark Paint

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