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: 'r <br /> 1 TECHNICAL DATA SHEET <br /> j Backer Rod 11�fg, lnc. <br /> . _ ,-_ � r _ ' <br /> ` p - .�-� ,tl1 � + - _ f , � <br /> I i � � �' j � ! <br /> � __��-� �!_I_i_`_ �`� _`_�_�.___{_ __.. ___�..t I. � ' ___ ._ J.`_ /�tl__�� <br /> i <br /> I OPEN CELL POLYURETHANE BACK�R ROD <br /> � <br /> 1. PRODUCT NAME 4. COMPOSITION AND MATERIAL <br /> DENVER FOAM� DENVER FOAM�is continuous lengths of flexible,round, <br /> fabricated o en cell ol ethane foam• ellow or black in <br /> � P P Y� , Y <br /> 2. MANUFACTURER color and available in a wide range of diameters listed in ' <br /> � section 8 under packaging information. <br /> Backer Rod Mfg.Inc. <br /> 4244 N Broadway DENVER FOAM� is also manufactured in half round <br /> Denver,CO 80216 shapes referred to as DENVER FOAM HALF ROD. Most <br /> Phone: 800-595-2950 commonly used in log home chinking applications,its unique <br /> Fax: 303-308-0393 design compresses securely into the joint while providing a <br /> � Web:www.backerrod.com flat chinking surface eliminating rounded backer rod <br /> � telegraphing. <br /> 3. PRODUCT DESCRIPTION DENVER FOAM� I3ALF ROD can also be used in <br /> control joints with shallow depths where conventional round , <br /> i;Per ASTM C 1330 type O,DENVER FOAM� is a non- backer rod will not fit. Half Rod still allows for the proper <br /> ;gassing backer rod used as a backuig for elastomeric and sealant hour glass configuration and offers all of the <br /> other applied caulking sealants. Denver Foam� controls advantages of traditional DENVER FOAM� Please contact <br /> �the depth of the applied sealants and ensures cross- for packaging information. I, <br /> � <br /> sectional hour-glass configuration. ' <br /> 5. INSTALLATION � <br /> i,Specific Uses: For use in expansion/constiuction joints in ��� <br /> �concrete and re-cast concrete walls floors artitions D�NVER FOAM� should be mstalled m c n cti n <br /> P , p , o stru o <br /> �bridge construction, parlcing decics, curtain walls, glazing, joints free from all contaminants, loose materials, and dry � <br /> I log home consh-uction, highway construcrion, and and free from frost. Install under minimum 25%, maximum <br /> I pavement maintenance. 80% compression to offer a good tooling base. Systems can <br /> be installed without the fear of out-gassing associated with <br /> I Both hot and cold applied sealants can be used with polyethylene closed cell backer rods. <br /> i DENVER FOAM�per ASTM-D-5249-95 <br /> � 6. COMPATIBILITY <br /> �Open cell DENVER FOAM�has an advantage allowing <br /> �air to reach both sides of sealant offering a faster and more DENVER FOAM� is chemically inert and will resist oil, <br /> uniform cure. This is especially true for one part non-sag gasoline and most solvents. Material is odorless and will not <br /> ;sealants. DENVER FOAM� can also be used in floor stain. The open cell construcrion eliminates the out-gassing <br /> joints with self leveling sealants. Care should be taken in and cold flow problem associated with closed cell <br /> traffic areas where additional support is required. polyethylene backer rods. <br /> ' SEALANT SEALANT <br /> I a. � DENVER FOAM HALF ROD� <br /> a ° a a , <br /> �I e a -. a <br /> Q I <br /> O d <br /> I Q - � <br />, � � d '?%.T7�.�'�s:;� a. '- <br /> h���'.RX.uti:� Q o <br />, O 4 <br /> ,y�'�4;_ Q Q � <br /> d Q 4 � Q Q <br /> 4 . d <br /> O p <br /> DENVER FOAM <br /> Backer Rnd Mfg.L:c. March 2014 <br /> i <br /> � <br /> �I <br />