Recommended Minimum Architectural Film Builds
 
Rule of Thumb
Recommended Minimum Architectural Film Builds
(DFT - Dry Film Thickness)
 
 
Vertical Surface
Horizontal Surface
Starpoxy ™ 480
Starathane™
560
Proteus™
940
Starpoxy ™ 480
Starathane™
560
Proteus™
940

Metal

Concrete/
Composites

1.0 mil

-

2.0 mil

2.0 mil

1.7 mil

1.7 mil

1.5 mil

-

2.5 mil

2.5 mil

2.2 mil

2.2 mil

 
Primer applied as single coat (high build) with double coat of topcoat.
 
Additional primer may be required on rough substrate.
 
Sealer/primer required on porous surfaces.
 
Repaint - primer not req'd if surface is integrally sound. Rust areas should be properly cleaned & primed.
 
Note:

If hide is not a factor, primer thickness can often be increased with corresponding decrease in the topcoat (thus saving money). Deep, bright red, yellow or blue colours can be achieved by using Starpoxy ™ High Build Primer which is available in bright red, yellow or deep blue. A single topcoat at 1.0 to 1.5 mils DFT is commonly sufficient if primer is increased accordingly.

Brush & Roll topcoat applications will approximate 2½ to 3 mils DFT per coat due to greater viscosity. StarpoxyTM primer should roll out at 1½ to 2 mils.

 
 
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