StuccoBase Premix

StuccoBase Premix

STUCCOBASE PREMIX is a factory-blended mixture of Portland cement, reinforcing fibers, sand, and other proprietary ingredients.

STUCCOBASE PREMIX conforms to ASTM C926, the standard specification for application of Portland cement-based stucco. It is also listed in ICC-ESR-1064 for use with BASF PermaLath 1000.

​Superior weathering properties
​Long-term durability
​Proprietary formulation
​Improved moisture resistance and low water absorption
​Fiber reinforced
​Resists shrinkage cracking when properly cured
​Needs only addition of water
​Easy to mix and use with consistent results
​Sand is added at the factory
​Consistency in the sand and overall mix


STUCCOBASE PREMIX is designed for use with Finestone Stucco Wall Systems. Acceptable substrates include:

  1. Concrete or unit masonry

  2. ASTM C1177 type sheathings, including e²XP®, GlasRoc®, DensGlass®, Securock®, Weather Defense® Platinum and GreenGlass® sheathing

  3. Water-resistant core gypsum sheathing (ASTM C79/ASTM C1396)

  4. Cement-board (ASTM C1325 Type A Exterior) at a minimum 1/2 inch thickness

  5. Fiberboard ANSI/AHA A 194-85

  6. Plywood complying with US DOC PS 1-95

  7. Expanded polystyrene insulation board complying with ASTM C578 Type IV with nominal density 1.5 lbs/ft³ extruded polystyrene

  8. Oriented strand board (OSB), complying with US DOC PS 2-95, to which a weather-resistive membrane and lath are attached.  


36.3 kg (80 lbs) per bag.


Coverage may vary depending upon surface conditions and application technique.

2.2–2.4 m² (23–26 ft²) per 80 lb bag at a thickness of 3/8"–1/2".