Xtra-Stop Base Coat
XTRA-STOP BASE COAT is a 100% acrylic adhesive and base coat that is field-mixed with Type I or Type II Portland cement. It is noted for its water resistant properties.
Highly water resistant
Use to waterproof sloped parapets and window sills
Familiar 1:1 mixing ration
Easy to mix with less chance of error
Smooth, creamy consistency
Trowels easily, speeds mesh embedment, reduces applicator arm fatigue, increases
Safe, non-toxic; clean up easily with soap and water
XTRA-STOP BASE COAT is designed for use as the adhesive and/or base coat in several wall systems from Senergy.
XTRA-STOP BASE COAT is used with the Senerflex Wall System to adhere expanded polystyrene insulation board to the following acceptable substrates:
Unpainted and unglazed concrete or unit masonry
PermaBase® brand cement board (or other ASTM C1325 Type A Exterior approved cement boards)
Poured concrete/unit masonry
Fiberock® Aqua-Tough™ sheathing
ASTM C1177 sheathings (eXP® by National Gypsum, GlasRoc® by Certainteed and DensGlass® exterior sheathing)
Gypsum sheathing (ASTM C79/C1396)
New and untreated Exposure 1 or exterior plywood sheathing (Grade C-D or better)
Exposure 1 OSB
Note: Wood-based sheathing substrates require priming with SENERPRIME.
XTRA-STOP BASE COAT used with Senerflex EIFS, Senturion I, II, and III residential EIFS, Senergy Cement-Board Stucco System and all Senergy Surfacing Systems to embed CORNER MESH and SENERGY REINFORCING MESH.
XTRA-STOP BASE COAT will also adhere expanded polystyrene insulation board (EPS) to expanded polystyrene insulation board, enabling the build out of architectural shapes and details.
27.2 kg per 19-liter pail
(60 lbs per 5-gallon pail)
(Approximate coverage rates are shown.)
Adhere EPS insulation board to substrate:
14.8 m² (160 ft²) per pail via notched trowel method
16.7 m² (180 ft²) per pail via ribbon & dab method
Embed FLEXGUARD 4:
26 m² (280 ft²) per pail
Embed INTERMEDIATE 12:
18.5 m² (200 ft²) per pail
Embed HI-IMPACT 20 and FLEXGUARD 4:
14.8 m²(160 ft²) per pail
Adhere EPS insulation board to substrate and embed FLEXGUARD 4:
11.1 m² (120 ft²) per pail