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<br /> ��'�'# y For special situations sum Y�'.
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<br /> ,=�y� � as theaters and conceq
<br /> ss:i. � � halls, FM approved Bi�co I�f� �p
<br /> �4'�� acousNcal fire vems�SiC �AC(
<br /> ' ��a., � 45 and OITC-37)are
<br /> .manufactured in ail ol Ihe N�
<br /> labeled steel vent sizes. con
<br /> These vents are designe�
<br /> to guard against noise p���:
<br /> intrusion and at the same ��
<br /> time provide the security o'
<br /> dependable automatic
<br /> venting in case of fire. TM•
<br /> gasketed and specially
<br /> insulated upper and�awe�
<br /> doors open simultaneeus4
<br /> when heat breaks the
<br /> fusible link to actuaie the
<br /> . Thermolatch�positive -
<br /> hold/release mechanisms
<br /> "���`SH�� Acoustical Fire Vent �
<br /> SPECIFICATIONS: Fumish and install where indiwted on plans automatic fire
<br /> ventTypeACO-SHsin_asmanufanuredbyTheBilwCompany. Upper � -'' .i�Y�`,�4�y p �C•,,r;�:� �
<br /> covers shall be 14 qaupe paint bond qalvanizetl steel with 4'beaded flanqa , . •�
<br /> neatly welded. InsuWtion shall be qlass li6er,2'in thickness,fulty covored �'" ' i$s�G'r"� � ' —
<br /> and protected hy a 22 qaupa palvaniied paint bond steel cover linec Lawer i` 43 �` °`� �r�� � ' '��` � w�+•-- �
<br /> covers shall be continuousty Ainqed and shall be 14 qaupe paint bond �"'�:� s� � �tiG'+ f 4,� .' `.. . w� 'i h�
<br /> palvaNzed steel,prime painted. Insulation in the lower covers shall 6e lass ' -� � �-''a�:�y�'� '•� '�-rk•,: '""10iA" �' y�
<br /> 9 �.'.: �.. .j .�w.+v. �I.
<br /> fiher,2'in lhickness,tuity coverotl and protected by a 22 paupe paint bond r,::-.. '""`,01���'� ��
<br /> qalvanized steel liner,pnme painted. Curb sha9 be 14 qauqe paint bond �3'�'�� '�� ���`�„ ��- ��,�.`�,,,.. �
<br /> qalvanized steel,prime painhd,l6'in heipht at hinpe sides and pitched 5°to ��`�"� �'� �
<br /> a lized insulated center channel. Cur6 shall he formed with a 3Vz'tlan e with� ''` i"�'���++�RO^''!� �
<br /> 0 - �)'''r,�i."�'. 1 Tc"' � !
<br /> hales lor securinp to the roof deck and with an intepral meGl capflashinp ol
<br /> the same paupe material as the curb. InsuWtlon on the e�erior ol the curD '•" ,:"'�'
<br /> shail be ripid fiEerboard 1'in thickness. Vent shall be completey assem6led " '�` � �� i�� "'�
<br /> with Thermolahhm positive hold/release mechanisms,compression sprinq ��� ^:: �
<br /> operators,continuous thermoplastic rubber pasket,heavy dury shock � 1
<br /> absorbers,and pull�andles lor inside and omside operstion. Each pair of � -�� :z:�-_ � �.�a '�
<br /> uDPer and lowar covers shall 6e controlled Oy a sinple 765°fusible link �
<br /> lowted on the undersitle of the lower covers. Vent wrries an STC-45 and � �
<br /> OITC-37 ratinq and is la6eled as heinp FM appmved. Installation shall he in '.�:..• �, �;�,,,,��_. ,'.� c�.�w� ti"'
<br /> accoNance with manufacturer's instructions. Manutacturer shall puaraNee ��=� ' � � "'�"�'"`�•�• �� ' �� TM ,,.
<br /> apainst defects in material or warkinanship for a period of five years. .:',;; .,�: .�;�.: ."'!O;'�``� 5°;� �' �,,;,,;,,� �
<br /> Controqar shall test lor proper operation afler insGllation by fusinp the link i�` � �,""�- ,:. � ^�
<br /> and a replacement lusible link shall 6e lumished with the vent. �.. �. � �"�w � • �.e�`•:.
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