Alpha Base Coat
Alpha Base Coat is a 100% acrylic adhesive and base coat that is field-mixed with Type I or Type II Portland cement. It has a very creamy texture that spreads easily.
| ADVANTAGES |
|---|
| Smooth, creamy consistency. |
| Familiar 1:1 mixing ratio making it easy to mix providing less chance for error. |
| 100% Acrylic. |
| Water based. |
| Trowels on easily, speeds mesh embedment, reduces applicator arm fatigue, increases jobsite productivity. |
| Provides long-term durability. |
| Safe, non-toxic and cleans up easily with soap and water. |
Uses
- To adhere expanded polystyrene insulation board to the following acceptable substrates: Senershield-R/-RS/-VB; expanded polystyrene insulation board (EPS); PermaBase® Cement Board and other cement boards conforming with ASTM C1325 (Type A - exterior); poured concrete/unit masonry; ASTM C1177 type sheathings, including DensGlass™ or DensElement exterior sheathing (sheathing only), eXP™ sheathing, GlasRoc® sheathing, Securock™ glass-mat sheathing, Weather Defense™ Platinum sheathing, GreenGlass® sheathing; gypsum sheathing (ASTM C79/C1396); Exposure 1* or exterior plywood* (Grade C/D or better), Exposure 1 OSB*
*Note: Not for use directly over wood-based sheathing, Senershield-R/-RS/-VB required over wood sheathing.
- For reinforcing mesh embedment as part of Senergy and as a skim coat over masonry and concrete above grade substrates.
Coverage & Packaging
Coverage
Approximate coverage rates are as follows:
Adhesive
Notch Trowel: 160 ft² (14.8 m²)
Mesh Embedment
Senergy Flexguard 4: 280 ft² (26 m²)
SikaWall®-9000 Intermediate 12: 200 ft² (18.5 m²)
SikaWall®-9015 Ultra Hi 20 & Flexguard 4: 120 ft² (11 m²)
Adhesive & Flexguard 4 Embedment: 120 ft² (11 m²)
* Coverage rates vary depending on porosity of substrates and application techniques.
Packaging
27.2 kg per 19-liter pail
(60 lbs per 5-gallon pail)