View source for Materials:AC Foam Supreme

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| style="background-color: #ffffcc; column-width:100%" | '''Notice to the Reader''': 

The roofing assembly / material information published in the RCABC '''''Roofing Practices Manual''''' and offered below does NOT represent a complete set of the manufacturer’s data or specifications. The preparation of a detailed specification is the responsibility of the design authority. 
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| '''Manufacturer''': [http://www.atlasroofing.com/  '''Atlas Roofing Corporation''']
;: 
;Accepted for '''''RoofStar Guarantee Program''''': Date TBA
;:
;'''Product Summary''': A polyisocyanurate core integrally laminated to a specially coated facer (ideal for self-adhered membranes).

:All AC Foam product cores are state-of-the-art, closed-cell polyisocyanurate foam produced through the use of environmentally safe procedures. Polyisocyanurate, the most widely used and accepted foam insulation product in use today, provides superior fire performance characteristics and the ability to retain high R-Values. Designed for use in commercial roof applications. AC Foam products are available in a wide variety of facers, thicknesses and R-Values. Each AC Foam product is manufactured for exceptional strength, using dimensionally stable facers to add toughness to the boards and meet the high quality standards expected from Atlas. 

:<u>THE TWO ROOFING PRODUCTS PRESENTLY OFFERED ARE:</u>
:<table border=0 cellpadding=5 cellspacing=0>
	<tr>
	<tr>
<td>AC Foam III</td><td>&bull;Polyisocyanurate core integrally laminated to a specially coated facer (ideal for self-adhered membranes).</td>
	</tr>
	<tr>
<td>AC Foam Supreme</td><td>&bull;Polyisocyanurate core integrally laminated to a tri-laminate foil facer.</td>
	</tr>
</table>


<u>ATLAS AC Foam</u>

<table border=0 cellpadding=10 cellspacing=0>
	<tr>
		<td>Long Term Thermal Resistance (LTTR):</td>
		<td>RSI value = 1.06 / 25 mm (1") [R Value = 6.0 / 25mm (1")]</td>
	</tr>
	<tr>
		<td>Foam Density</td>
		<td>32 kg / cu.m (2.0 lb / cu ft.)</td>
	</tr>
	<tr>
		<td>Compressive Strength</td>
		<td>138 kpa (20 psi)</td>
	</tr>
	<tr>
		<td>Uses</td>
		<td>&bull;AC Foam III: Do not use with hot applied membranes, i.e. coal tar or asphalt
		</td>
	</tr>
	<tr>
		<td>Standards (AC Foam III)</td>
		<td>Conforms to CAN / ULC S704-01 / CAN / CGSB 51.26-M86</td>
	</tr>
	<tr>
		<td></td>
		<td>FM-Class 1, I-60, I-90</td>
	</tr>
	<tr>
		<td></td>
		<td>UL C S-126</td>
	</tr>
	<tr>
		<td>Standard Sizes</td>
		<td>1.2 m x 1.2 m (48" x 48") for Asphalt or adhesive applied applications</td>    
	</tr>
	<tr>
		<td></td>
		<td>1.2 m x 2.4 m (48" x 96") for Mechanically fastened applications</td>
	</tr>
</table>

<u>TAPERED AC FOAM III</u>

Atlas Manufactures AC Foam III in a tapered profile to attain positive drainage while maintaining the highest thermal efficiency in a tapered system. All tapered panels are 4' x 4' in size with standard slopes of 1/8" / ft. with a 1/2" / ft. slopes for crickets. Computerized designs complete with shop drawings are available to the architect design authority. 
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:Click below for the '''Technical Data Sheet'''.

<div style="width:150px; text-align: left;">
:[[File:Pdf.png|150 px|link=http://rpm.rcabc.org/images/f/f4/Atlas_AC_Foam_Supreme_TDS.pdf|'''Technical Data Sheet''']]
</div>


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