EPS 2223 For Elastomeric Sloped Roof Coatings Applications

Features Styrenated Acrylic Emulsion Weight Solids: 50 % Volume Solids: 48.4% Weight/Gallon: 8.60 lbs MFFT: -4 to 0 degrees C pH: Viscosity: 1500 cps +/- 500 Benefits Elastomeric properties Superior adhesion to Metal, Al and Concrete Early Moisture Resistance Excellent Durability Alkali resistance Humidity resistance Dirt Pick up resistance 2 EPS 2223

3 ASTM D6083 Specification Testing “Standard Specification for Liquid Applied Acrylic Coating Used in Roofing” Similar in principle to C920 and C834 in the Caulk and Sealant Industry Consists of several individual tests. ASTM C794/D903 Adhesion ASTM 2370 Tensile Strength and Elongation ASTM D522 Mandrel Bend ASTM D624 Tear Strength for Elastomers Water Immersion Dirt Pick-Up Resistance Compared to three commercially available products

4 Test Performance Adhesion - ASTM C794 (Adhesion to Galvanized Steel) Sample1 -week RT 1 -week RT, 1 - week immersion in DI water A2 lbs/in - C2.1 lbs/in - C B3.2 lbs/in - M1.8 lbs/in - M C11.6 lbs/in - M4.2 lbs/in - M EPS 2223 Based Product11.0 lbs/in - M3.4 lbs/in - M A, B, C are Commercial Formulated Products

5 Test Performance Tensile Strength & Elongation - ASTM D-2370 SampleTensile Strength (psi)Elongation (%) A279 psi330% B233 psi430% C575 psi259% EPS 2223 Based Product350 psi640% A, B, C are Commercial Formulated Products

6 Test Performance Mandrel Bend Test - ASTM D-522 Sample RT0F-20F 1/8"1/2"1/8"1/2"1/8"1/2" APass B Fail CPass Fail Product Based on EPS 2223 Pass Fail A, B, C are Commercial Formulated Products

7 Test Performance Dirt Pick Up Resistance C BA A, B, C are Commercial Formulated Products

Summary EPS 2223 is Styrenated Acrylic Emulsion with Elastomeric Properties It has excellent metal adhesion, humidity resistance and Dirt Pick Up Resistance EPS 2223 Starting point formulations were tested versus commercially available products used in sloped roof Coatings Showed comparable to superior performance to products tested Had high metal adhesion, dirt pick up resistance and excellent blend of tensile strength and elongation 8

EPS 2117 C A EPS 2223 B Test Performance Dirt Pick Up Resistance, Exterior Exposure Los Angeles Test Fence - 6 months A, B, C are Commercial Formulated Products