Series 20
Pota-Pox
Generic Type
Polyamide Epoxy
Common Usage
Industry standard for potable water epoxy coatings for nearly 40 years. Known for its forgiving application characteristics in adverse and varied conditions, and for its benchmark performance.
Special Qualifications
Certified by NSF International in accordance with ANSI/NSF Std. 61. Ambient air cured Series 20 is qualified for use on the interior of potable water storage tanks and reservoirs of 6,000 gallons (22,712 L) capacity or greater. Reference Tnemec's certified product listing at www.nsf.org for details on maximum allowable DFT.
Conforms to AWWA D 102 Inside Systems No. 1 and 2. Contact your Tnemec representative for approved systems and additional information on potential uses.
View more product detailsProduct Data Sheets
- English_Series_20_Pota_Pox_pds.pdf
- French_Series_20_Pota_Pox_pds.pdf
- Spanish_Series_20_Pota_Pox_pds.pdf
Safety Data Sheets
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Colors
View Available Colors
View available colors in our Color Tool; you can also select and request color swatches.
Recommended DFT
2.0 to 6.0 mils (50 to 150 microns) per coat. Note: Dry film thickness that exceeds published recommendations but is in compliance with SSPC PA-2 and ANSI/NSF Std. 61 certifications, is acceptable. Note: Number of coats and thickness requirements will vary with substrate, application method and exposure. Contact your Tnemec representative.
Curing Time
| Temperature | To Touch | To Handle | To Recoat | Immersion |
|---|---|---|---|---|
| 90°F (32°C) | 1 hour | 5-7 hours | 6-8 hours | 4-5 days |
| 80°F (27°C) | 1.5 hours | 7-9 hours | 8-10 hours | 6-7 days |
| 70°F (21°C) | 2 hours | 10-12 hours | 12-14 hours | 7-10 days |
| 60°F (16°C) | 3 hours | 16-20 hours | 20-24 hours | 10-12 days |
| 50°F (10°C) | 4 hours | 24-30 hours | 30-36 hours | 14-16 days |
Curing time varies with surface temperature, air movement, humidity and film thickness.
Ventilation: When used in enclosed areas, provide adequate ventilation during application and cure.
Volatile Organic Compounds
Unthinned: 3.02 lbs/gallon (362 grams/litre)
Thinned 10%: 3.37 lbs/gallon (404 grams/litre) †
Volume Solids
57.0 ± 2.0% (mixed) †
Theoretical Coverage
914 mil sq ft/gal (22.4 m²/L at 25 microns). See APPLICATION for coverage rates. †
Surfacer/Filler/Patcher
Series 215
HAPS
Unthinned: 4.18 lbs/gal solids
Thinned 10%: 5.16 lbs/gal solids
Topcoats
Interior: Series 20, FC20, 22, N140, N140F, 141, 264, 265
Exterior: Series 20, FC20, 22, 27WB, 30, 66, L69, L69F, N69, N69F, V69, V69F, 72, 73, 118, N140, N140F, V140, V140F, 141, 161, 700, V700, 701, V701, 1026, 1028, 1029, 1074, 1074U, 1075, 1075U, 1094, 1095, 1096, 1224. Note: When topcoating with Series 700, V700, 701, or V701, an intermediate coat of Series 73, 1075, 1075U, 1095 or 1096 is required. Note: A maximum recoat time may apply depending on the topcoat specified.
Number of Components
Two: Part A and Part B
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