Use and Care Guide

Henry
®
Company, 999 N. Sepulveda Blvd., Ste. 800, El Segundo, CA 90245
Tel: 800-486-1278 Email: techservices@henry.com
www.henry.com
Revision Date: 5/17/2017
TECHNICAL DATA SHEET
Henry
®
555
Fibered Aluminum Roof Coating
Physical Property
Typical Value
Test Method
Appearance
Black liquid with silver pigment
-
Solids by Weight
52% minimum
ASTM D2824
Solids by Volume
43% minimum
ASTM D2697
VOC
400 g/l maximum
EPA Method 24
Weight per Gallon
7.78.3 lbs.
ASTM D2828
Brookfield Viscosity
4,0007,000 cPs
ASTM D2828
Tensile Strength Film, Initial
135 psi minimum
ASTM D2370
Solar Reflectance per CRRC
0.53 initial and 0.42 after 3 years
ASTM C1549
Thermal Emittance per CRRC
0.50 initial and 0.56 after 3 years
ASTM C1371
Solar Reflectance Index (SRI) per CRRC
48 initial and 33 after 3 years
ASTM E1980
Aluminum Content
>9%
-
Water Content
0.3 maximum
-
Flash Point
105 °F (40 °C) minimum
ASTM D3278
Application Temperature (Ambient)
40 °F (4 °C) and rising
-
Approvals and Certifications
ENERGY STAR
®
Certified
Cool Roof Rating Council (CRRC) Rated Product: Product ID# 0620-0040
Meets or exceeds ASTM D2824, Standard Specification for Aluminum-Pigmented Asphalt Roof Coatings, Type III
Description
Henry
®
555 Fibered Aluminum Roof Coating is a premium fibered aluminum coating that forms a tough, reflective, weathering
surface. It can help decrease air conditioning costs by reducing heat transfer through the roof.
Features
Two-in-one benefits:
o Water-resistant
o Stops rust on metal roofs
Seals hairline cracks and pinholes
>50% solar reflectance per ASTM D2824, Type III
Product Size
1 gallon, 5 gallon
Usage
Recoating roofs previously coated with asphalt emulsion or aluminum coatings
Asphalt roofs, including Built-Up Roofing (BUR) and Modified Bitumen (MB)
Metal roofs

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