Series 1220

Tnemec Epoxy

Generic Type

Inorganic Hybrid Water-Based Epoxy

Common Usage

A unique, low odor, low VOC, water-based epoxy coating featuring HydroLink curing technology for exceptional durability and protection of concrete surfaces in immersion service. Easy to apply and solvent-free, Series 1220 is an excellent choice for coating concrete tanks, reservoirs, and basins. Formula protected under U.S. patent.

Special Qualifications

Certified by NSF International in accordance with NSF/ANSI Std. 61. Series 1220 is qualified for use on tanks and reservoirs 200 gallons (757 L) capacity or greater. Reference the "Search Listings" section of the NSF website at for details on the maximum allowable DFT, cure time and temperature.

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215, 217, 218



Number of Components

Two: Part A and Part B (One Part A to One Part B by volume.)

Curing Time

Temperature To Touch To Recoat Immersion
120°F (49°C) 15 minutes 2 hours 7 days
95°F (35°C) 30 minutes 3 hours 7 days
75°F (24°C) 1 hour 8 hours 7 days
55°F (13°C) 2 hours 16 hours 14 days
45°F (7°C) 3 hours 24 hours 21 days
35°F (2°C) 4 hours 4 days 28 days

Curing time varies with surface temperature, air movement, humidity and film thickness. Note: For faster cure in temperatures down to 35°F (2°C), add No. 44-700 Epoxy Accelerator, see separate product data sheet for cure information. Note: The use of Series 44-700 Accelerator is not recommended when temperatures exceed 75°F (24°C).

Volatile Organic Compounds

0.01 lbs/gallon (0.9 grams/litre) †

Theoretical Coverage

1,604 mil sq ft/gal (39.4 m²/L at 25 microns). See APPLICATION for coverage rates. †




Series 20HS, 22, FC20HS, FC22, 30, 66HS, 113, 114, 156, 157, 158, 161HS, 180, 181, 406, 1026, 1028, 1029. Note: More than one finish coat may be required to achieve uniform and desired gloss level.

Volume Solids

100% (mixed) †

Recommended DFT

6.0 to 10.0 mils (152 to 250 microns) per coat. Note: Number of coats and thickness requirements will vary with substrate, application method and exposure. Contact your Tnemec representative.


0 lbs/gal solids

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