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System Specifications <br /> MECHANICALLY ATTACHED TPO RevisM March 2015 <br /> 9. Roll the entire 10"width of the TPO Pressure-Sensitive RUSS <br /> seam area with a 2"wide roller using positive pressure. <br /> 10. To achieve.proper adhesion of the TPO Pressure-Sensitive <br /> RUSS when job site temperatures fall below.40OF(50C), heat the <br /> cleaned/primed area of the TPO membrane with a hot air gun <br /> as it is applied'and pressed into the*tape. <br /> 11. Over Steel roof decks <br /> a. When field membrane sheets extend perpendicular to <br /> the ­ - - . .- sheets . .-1 . <br /> edge of'the roof" positiori the 101 RUSS beneath <br /> the memb.rane along the center of.each field s.heet <br /> extending. <br /> ' ndinga distance equal-to.0.4 times:the building <br /> height to create perimeter enhancements. <br /> CAUTION: 6"wide RUSS is only available with 3"wide tape <br /> on on'one side and therefore cannot be used to form perimeter <br /> C. Fastening Plates Method <br /> 1 In lieu of the RUSS securement method prior to the installation of <br /> the field membrane, position a row of seam fastening plates <br /> down the center <br /> enter of the 8%.10',or 12'widd field'sheets after it has <br /> been placed in position. Secure plates With appropriate fattener <br /> and overlay plat'6s'with 6"wide Pressure-Sensitive TPO Cover <br /> Strip or 6"Reinforced TPO Cover Strip hot.air Welded to the field <br /> membrane. <br /> 2. On projects requesting warranties of 20 years or more,the plates <br /> and fasteners must be.overlaid with 6"Reinforced TPO Cover <br /> Strip and hot air welded to the field membrane. Cut Edgei <br /> Sealant must be applied to all put edges of the Reinforced TPO <br /> Cover Strip. <br /> 3. Over steel roof decks <br /> a. When field membrane sheets extend perpendicular to <br /> the edge ofthe roof, position the plate's and fasteners <br /> on top 6f.the membrab&along-1he center of each-field <br /> sheet Odenciffig a.dittarico equal to'0.4 times,the <br /> building height to create perimeter'enhancements, <br /> d. Building with Special Conditions: <br /> Air pressurized:buildings, canopies and building <br /> s with large openings <br /> where the total wall openings exceed 10%of the total wall area on which <br /> the openings are located(such as airport hangars,warehouses and <br /> large maintenance facilities)will typically require additional perimeter <br /> enhandetribrit. <br /> 1. Buildings With large raw <br /> rez <br /> openings(Figure'll)-When SWIX-rs <br /> la <br /> any wall contains major 0VM <br /> '. .. . I cpaeo K. <br /> openings With a.coMbined area Av <br /> which exceeds 10%of the total <br /> wall area on which the <br /> MULE-HIDE PRODUCTS Co.,iNc 05.1111 <br /> Figure 1 <br />