POR-15 High Build Primer provides sandable and buildable coating that can be applied over cured POR-15 Rust Preventive Coating and all POR-15 topcoats to enable quick refinishing and recoating of these products. POR-15 High Build Primer is a single component formula that fills in minor Imperfections. POR-15 High Build Primer adheres well to steel, aluminum, stainless steel, brass, and other primed and painted surfaces.
We developed this special "interlocking" primer after many requests from customers who wanted a coating with special adhesion characteristics that make it perfect for most painted surfaces, especially POR-15 Rust Preventive Coating.
POR-15 High Build Primer is highly resistant to penetrating topcoats, like lacquers, enamels, and two-component finishes. It sands very smoothly, as well. Try some on your next project.
Very tough and sandable
Special resins with excellent adhesion characteristics for most painted surfaces, especially POR-15®
It isn’t moisture sensitive and is very stable
MPN: 41104 (Quart), 41108 (Pint)
Air Restricted State Restrictions: AK, HI and PR
For maximum adhesion sand surfaces to be painted with 320 grit sandpaper. Clean painted and bare metal surfaces with POR-15 Cleaner Degreaser. Bare metal surfaces should be treated with POR-15 Metal Prep for maximum adhesion. Spray or brush on one or two covering coats of POR-15 High Build Primer and allow 10 to 15 minutes between coats. POR-15 High Build Primer can be topcoated after 24 hours of cure.