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POR-15 Semi-Gloss Black Stop Rust Undercoating System, 3 Products, 32 fluid ounces each

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$118.05

$ 54 .99 $54.99

In Stock

About this item

  • Exceeds Mil-D-3134J Impact Resistance
  • ASTM B-117 Salt Spray - No Rust in 3 panels of new steel exposed for 250 hours at 98 degrees. Thickness = 2 mils
  • NACE Stand TM0174 - 0.00 POR-15 Rust Preventive Coating is a Non-Porous coating
  • ASTM C-501 Taber Abraser - No Loss after 1,000 cycles with a 1,000 gram abraser
  • Temperature Resistance Test - No adhesion was lost at 450° F for 10 hours


POR-15 3-Step Stop Rust System is designed to stop rust on metal surfaces and ensures the best results when applying POR-15 Rust Preventive Coating. Prepare and prime bare metal or directly paint rust with confidence. The clear-cut process when using this rust stopper for metal allows for the proper cleaning, prepping, and coating of metal to create a non-porous surface that seals and protects metal from water, chemicals, salt, acids, alkalis, and other corrosive contaminants. Topcoat with any opaque paint for UV protection if exposed to sunlight. Check out this rust stop undercoating now!


James Schunemann
Reviewed in the United States on July 15, 2024
I did all the steps to make it adhere properly. The finish was dull after letting it dry. So I recoating with Rustolian gloss black. Looks good
Kindle Customer
Reviewed in the United States on June 17, 2024
Have very rusty fj 40 , paint and cleaning , degreaser. Work great and paint goes long ways . Worth the money.
James Duncan
Reviewed in the United States on May 23, 2024
Used this on an extremely rusty truck frame and it performed great!
Roscoe Verdin
Reviewed in the United States on March 10, 2024
I used this product on my carport metal frame that had rust. It completely arrested and sealed the rust. Works great!!
ahiatt0002
Reviewed in the United States on February 25, 2024
My husband was very pleased with this product
Paul J Varian
Reviewed in the United States on January 15, 2024
I have used this product on several builds and yes its work, yes you have to follow the instructions but it also makes the metal very durable. Great product.