Series 104

H.S. Epoxy

Generic Type

Cycloaliphatic Amine Epoxy

Common Usage

Versatile coating applies up to 10 mils per coat on steel or concrete. Protects in immersion, salt spray and chemical exposures. Superior abrasion- and stain-resistance.

Special Qualifications

Conforms to the performance requirements of AWWA C 210 (not for potable water contact).

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    This product is available in 503 colors.

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Series 66, L69, L69F, N69, N69F, V69, V69F, 73, 104, 1074, 1074U, 1075, 1075U
Refer to COLORS on applicable topcoat data sheets for additional information. Note: When topcoating with Endura-Shield polyurethane finish, exterior exposed Series 104 has the following maximum time to recoat: Series 73, 1074, 1074U, 1075 or 1075U, 60 days. If this time is exceeded, an epoxy intermediate coat or scarification is required before topcoating. Refer to appropriate topcoat data sheet for additional information.

Number of Components

Two: Part A (amine) and Part B (epoxy)


Semi-gloss. Gloss can vary with texture, porosity of substrate and thickness of film.

Volatile Organic Compounds

EPA Method 24 †
Unthinned: 0.80 lbs/gallon (96 grams/litre)
Thinned 10% (No. 2 Thinner): 1.92 lbs/gallon (230 grams/litre)
Thinned 10% (No. 49 Thinner): 0.80 lbs/gallon (96 grams/litre)

Curing Time

Temperature To Handle To Recoat Immersion
75°F (24°C) 6 hours at 4.0 mils 100 microns) DF 0 hours at 10.0 mils 255 microns) DFT 16-18 hours 7 days

Curing time varies with surface temperature, air movement, humidity and film thickness.


Steel: Self-priming or Series 66, L69, L69F, N69, N69F, V69, V69F, 90E-92, 90-97, 90G-1K97, 161
Concrete: Self-priming or Series 215, 218.
CMU: Self-priming or Series 130, 215, 218

Recommended DFT

4.0 to 10.0 mils (100 to 255 microns) per coat. Note: Number of coats and thickness requirements will vary with substrate, application method and exposure. Contact your Tnemec representative.


Unthinned: 1.60 lbs/gal solids
Thinned 10% (No. 2 Thinner): 2.50 lbs/gal solids
Thinned 10% (No. 49 Thinner): 1.60 lbs/gal solids

Theoretical Coverage

1,315 mil sq ft/gal (32.3 m²/L at 25 microns). See APPLICATION for coverage rates. †

Volume Solids

82.0 ± 2.0% (mixed) †

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