MPI Approved Guide Formulas List

MPI #   197      Varnish, Exterior, Water Based, (High Gloss) MPI Gloss Level 7
A water based clear varnish for exterior wood trim, frames, doors, beams, columns, and paneling. Used in residential, commercial, and institutional locations or where solvent fumes from conventional varnishes pose a health or safety problem. These varnishes shall be “self sealing” on new or bare hardwood and softwood surfaces. Primary application methods include airless, HVLP and/or conventional spray, may also be applied by roller or brush.
Gloss must be a minimum of 85 units at 60°. Other characteristics reviewed include accelerated weathering and mold and mildew resistance. See MPI 'Detailed Performance' Specs for complete details, specific requirements, and/or reference specs.

MPI VOC Ranges (grams/L) E3   <101 g/l E2   101 - 250 g/l E1   251 - 350 g/l > E '0' - outside range, n/a - unavailable
Supplier Formula Description Code Brand(s)/Tradenames Formula / Link Chemical Family
E Range
Bayer MaterialScience Glossy Waterborne Polyurethane Dispersion - Ext. 977621A Bayhydrol ../Bayerinfo.asp Waterbased Polyurethane Dispersion
E 2