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8. Grease Duct Installation Techniques 8. Grease Duct Installation Techniques cunt. 8. Grease Duct Installation Techniques cunt. 10. Grease Duct &Ventilation Air Duct Installation Techniques Cont. 10. Grease Duct&Ventilation Air Duct Installation Techniques Cont. M, 3M'"Fire Barrier Duct Wrap 615+should be installed per the application design listing in accordance with the following basic installationinstructions. m Penetrations When the duct penetrates a fire rated wall,ceiling or floor,an approved firestop system must be employed.Figures 19-21 1 r Four approved grease duct installation techniques:3M Fire Barrier Duct Wrap 61 J+ Access Door Four galvanized steel threaded door o 1/4"diameter el tubes, by 4-1/2"to 5"long g,are mm to 127mm)are welded to illustrate typical conditions.To firestop the wrapped duct follow the installation parameters detailed in a compatible Material and Equipment •24"or 48"wide*by 1-1/2"(38.1mm)thick"`by 25 ft.(762cm)standard length 3M'"Fire Barrer Duct Wrap 615+ lilt g � l) Installation the duct at the corners of the door opening.Four steel tubes,each 3"(76.2mm)long,are placed over the rods to act as � p pp p P 3N1'"Fire Duct Wrap 615+Typical Through Penetration Firestop System(Figure 21) blanket 60.96cm or 121.92cm b 38.lmm b 762cm protection for the 3M'"Fire Barrier Duct Wra 615+,and to transfer the w nut force to the access door,when fasten ASTM E 814 tested through-penetration firestop design.Note:Through-penetration designs in which the duct is bare ( Y Y ) p where it passes through combustible or limited-combustible construction(e.g.gypsum walls or woodjoist floor-ceiling 1-or 2-Hour Through Penetration Systems •3M`"FSK Facing Tape 3320(aluminum foil,fiberglass scrim,kraft paper backing with acrylic adhesive or equivalent) 2A.Butt Joint Inner Layer with Telescoping Outer Layer the door.Four insulation pins are welded to the door panel for installation of the blanket.One layer of 3M'"Fire Barrier ® Figure 2A Butt Joint Layer with Telescoping Outer Layer Duct Wrap 615+is sized approximately 1/2"to 1"larger than the access door on all sides and impaled over the insulation assemblies)are appropriate for ventilation duct scenarios only.It is not appropriate for bare,unnsulated grease ducts to 4-1/2"(11.4cm)Concrete Floor or Wall Minimum 3/4"(19mm)wide filament tape(Scotch Filament Tape 898 recommended) With the Butt-Joint Inner Layer and Telescoping Outer Layer p pp Y g p ass through combustible assemblies.Intertek 3MU/DI design listings contain through penetration details.Sees stem / Cross Section dew) ins on the panel.It is essential that this layer fit lightly a ainst the wrap surround the access door opening with no P g P Y 1.Floor/ceiling or wall assembly \ •Stainless steel or carbon steel bandingmaterial,minimum 1/2" 12.7mm wsde and minimum 0.015" 0.38mm technique,the inner layer of blankets abut the adjacent pieces of p p Y . g P P g details of UL System HNLJ.V-27,Section 3.C.for applicable UL through penetration systems. ( ) ( ) through openings.A second layer of 3M'"Fire Barrier Duct Wrap 615+is cut to overlap the first layer b a minimum of Y pp pI thick with banding clips of the same material blanket The outer layer blankets each overlap one adjacent blanket, 3"(76.2 mm) gY p p Y Y 2 Duct I � •;/ and then the exposed edge is covered by the next blanket as shown 1-1/2"(38.1 mm) 1"(25.4nun).Impale the second layer over the pins.A third layer of 3M'"Fire Barrier Duct Wrap 615+is cut to overlap W M B Hand banding tensioner,crimping tool and banding cutter in Figure 2A. the second layer by a minimum of 1"(25.4mm).The third layer is impaled over the pins and all three layers are locked Al"Fire Barrier Duct Wrap 615+ 3.One or two layers 3M-Fire Barrier Duct Wrap 615+(application dependent) _moi Minimum 12 gauge copper-coated steel insulation pins used with minimum 2-1/2"(63.5mm)square galvanized r in place with galvanized or stainless steel speed clips.Pins that extend beyond the outer layer of 3M`"Fire Barrier Duct Ia.Firstla layer of 3M`"Fire Barrier Duct Wrap 615+ Typical Through Penetration Firestop System(Figure 19) 4.Banding or pinning ` steel or stainless speed dips or 1-1/2" 38.1mm d a.round or equivalent sized insulated cup-head ins Y p Wrap 615+should be turned down or cutoff to avoid sharp points on the door.The insulated door panel is laced over the 1" \ P P ( ) P P P mP P P P I / RR.IMR➢ 5.3M'"Fire Barrier Packs Material PM 4 4 cf mineral •Capacitor discharge stud gun lb. Second layer of 3M'"Fire Barrer Duct Wrap 615+ threaded rods and held in place with washers and wing nuts.The details are shown in Figure 3.The details for installing 1-Hour Through Penetration Systems Fire-Rated Wood/Gypsum Floor/CeilingAssembly ng p / I \ ro.uEoucr Access door hardware:four galvanized steel threaded rods,1/4"diameter by minimum 6"long(6.35mm by Y P the 3M`"Fire Barrier Grease Duct Access Door(pre-manufactu ed)are shown in Figure 3A. 1.Floor/ceiling assembly wool or scrap duct wrap(min.33%compressed) I ARCHITECTS 2. Steel banding 1/2"(12.7mm)wide min.typical O 152.4mm)with 1/4"(6.35mm)wing nuts and 1/4"(6.35mm)washers 6.3M'"Fire Barrer Water Tight Sealant 1000 NS,3MT"Fire Barrier Water 3.3" 76.2mm min.longitudinal overlap 24"(61 cm) 2.Duct �V -2- •4"(102mm)long steel hollow tubing to fit threaded rods ( ) � p 31Vf"'Fire Barrier Duct Wrap 615+Commercial Tight Sealant 1003 SL,or 3M'"Fire Barrier Silicone Sealant 2000+ Minimum 4 pcf(64kg/m')density mineral wool or scrap pieces of 3MT'Fire Barrier Duct Wrap 615+ 4.Tightly butted joint Kitchen Grease Duet Systems(Figure 3) 3.One or two layers 3M'"Fre Barrier Duct Wrap 615+ Note:Sealant to be applied at a minimum 5/8"(15.9mm)depth. 3M°"Fire Barrier Water Tight Sealant(1000 NS or 1003 SL)or 3M"Fire Barrier Silicone Sealant 2000+ 4.Banding or pinning For wall assembly apply sealant to both sides of wall. Field-Fabricated 2-HourAccess Door System Y PP Y Note:48"(121.92cm)wide blanket helps to maximize coverage since the 3"(76.2mm)longitudinal overlaps occur less frequently. 5Figure 2B Telescoping .3M'"(min.33%compressed)Fire Barrier Packing Material PM 4,4 pcf mineral wool,or scrap duct wrap (3M'"Fire Barrier Water Tight Sealant 1003 SL not suited for wall applications.) .:N In accordance with the tolerances in ASTM C 892 Standard Specification for High-Temperature FiberBlanket Thermal Insulation. 2B.Telescoping 3"(76.2mm)Overlap Wrap 1.Access hole = 5757 Pacific Avenue _ With the Telescoping Overlap Wrap method,each blanket overlaps (Cross Section View) 2.1/4"(6.35mm)dia.by a minimum 6.3M'"Fire Barrier Water Tight Sealant 1000 NS,3M'"Fire Barrier Water Tight Note:System integrity is limited by quality of installation.Consult current Suite 226 Preparatory Work 3M'"Fire Barrier Duct Wrap 615+is installed with common insulation tools,such as knees,handers and capacitor one adjacent blanket,and each blanket has one edge exposed and 6 (152.4mm)all-threaded rods Sealant 1003 SL or 3MFire Bamer S licone Sealant 2000+ ___ inde en en testin laboratories e. .Intertek UL or Desi n or S stem Details. discharge guns for applying insulation pins.In order to install the duct firestop system,the surfaces of all the one edge covered by the next blanket as shown in Figure 2B. p g ( g )f g y Stockton CA 9520 7 openings and penetrating items need to be clean, frost free and free of dust. 3"p6.2 mm) 3.Access door cover-16 gauge p ng n,dry, Note:Sealant to be applied at a minimum 5/8"(15.9mm)depth. 1 a.First layer of 3M'"Fire Barrier Duct Wrap 615+ 2"(3E.1 mm) 4.Insulation pins(impaling pins)-welded(optional) For technical data and I I properties of 3M'"Fire Barrier Water Tight Sealant 1000 NS,3M'"Fire Barrier Water Tight Sealant 1003 SL or 3M'"Fire 2-Layer Grease Duct Note:This general instruction for applying 3MT'Fire Barrier Duct Wrap 615+details a two-layer wrap installation of lb. Second layer of 3M°"Fire Barrier Duct Wrap 615+ + Barrier Silicone Sealant 2000+,see separate product data sheets available from your 3M representative or go to www.3M.com/firestop. Method(ASTM E 2336) 3MT'Fire Barrier Duct Wrap 615+blanket applied directly to a grease duct.To minimize waste,the 3MT'Fire Barrier r 5.First layer 3M'"Fire Barrier Duct Wrap 615 Duct Wrap615+material should be rolled out taut) before measuring.The first la layer of 3M'"Fire Barrier Duct 2. Steel banding 1/2"(12.7mm)wide min.typical cut same size as cover CCC11 \ a 2000 L Street YY Wrap 615+blanket is wrapped around the perimeter of the duct and is cut to a length to either butt to itself or overlap 3.3"(76.2mm)min.longitudinal overlap 6.Second layer 3MT'Fire Barrier Duct Wrap 615+ Note:System integrity is limited by quality of installation.Consult current itself not less than 3"(76.2mm).The interface between adjacent blankets forms the"longitudinal"joint.Inner layer 21"(53.3 cm) with F(25.4mm)overlap on all sides ® independent testing laboratories(e.g.Intertek,UL)for Design or System Details. 11. Maintenance Suite 125 longitudinal joints can be tightly butted joints or they should overlap onto adjacent blankets with a min.scrim.Thus(.This ) 7.Third layer 3M'"Fire Barrier Duct Wrap 615+ No maintenance is expected when installed in accordance with the applicable Intertek,UL or other third-party listed system and in accordance with Sacramento CA 95811 first layer is temporarily held in place using filament tape.The first layer does not require steel banding. overlap.Aluminum foil or FSK tape is used to seal all cut edges of the blanket and any tears in the foil with 1"(25.4mm)overlap on all sides 3M'"Fire Barrier Duct Wrap 615+Installation Guidelines.Once installed,if any section of the 3MT'Fire Barrier Duct Wrap 615+is damaged such ' The second layer of 3M'"Fire Barrier Duct Wrap 615+is wrapped around the perimeter of the previously installed 8.Speed clips(optional) 3N1'"Fire Barrier Duct Wrap 615+ that the blanket requires repair,the following procedure will apply: Y P pP P P Y 2C.Checkerboard 3"(76.2mm)Overlap Wrap Typical Through Penetration Firestop System(Figure 20) 1.If the blanket has not been damaged but the foil has ripped,seal the rips with aluminum foil tape. first layer of 3M'"Fire Barrier Duct Wrap 615+.The other layer perimeter(lateral)joints should be offset a minimum Figure 2C Checkerboard Overlap 9.Aluminum tape covering all exposed edges g PP P 3" 76.2mm from the inner layer perimeter joints.The perimeter joints should be a minimum 3" 76.2mm overlap. With the 3"(76.2mm)Checkerboard Overlap Wrap method, Note:System integrity is limited by quality of installation.Consult current 1-or 2-Hour Through Penetration Systems-Gypsum Wall or Gypsum Shaftwall 2.If the blanket has been damaged: T 209.944.9110 ( ) y p j p ( ) p (cross Section view) 10.4" 102man to steel hollow tubi to fit threaded rods g blankets with both edges exposed ( ) � � independent testing Offset the outer layer longitudinal Joints a minimum 10.5"(26.7cm)from the inner layer longitudinal joints.The 1 a.Gypsum wall assembly a.The damaged section should be removed by cutting the steel banding or removing the clips holding it in place. outer layer longitudinal Joints should be a minimum 3"(76.2mm)overlap.The one exception to this rule is the"Butt covered edges,as shown in Figure 2C. 11.1/4" 6.35mm diameter wings nuts Details.In all four overlap techniques rhe perimeter overlap can occur at YP Y F 209.944.5711 ( ) � b.A new section of the same dimension should be cut from a roll of 3M'"Fire Banner Duct Wrap 615+,either 24"(60.9cm)or 48"(121cm)wide. 3 (76.2 mm) any location on the duct. lb.Gypsum shaftwall assembly Joint with Collar Method"where it is permissible for the longitudinal joints to be tightly butted and then covered with 1 a.First layer of 3M'"Fire Barrier Duct Wrap 615+ and 1/4"(6.35mm)washers YP Y a c.The new section should be placed and fitted ensu ng the same overlap that existed previously(i.e.the original installation method). www.wmbarchitects.com 1-1/2" 38.1 mm a minimum law de collar centered over ri These are available pre-made(3M'"Fire Barrier Duct Wrap req Collar). 2.Duct d.The steel banding should be placed around the material and tensioned so as to sufficiently hold the 3M"Fire Barrier Duct Wrap 615+in place. The second layer of wrap can be temporarily held in place using filament tape.The second layer of wrap requires lb. Second layer of 3M'"Fire Barrier Duct Wrap 615+ „ „, ,, -- --- - Y. P q r At'Fire Barrier Duct Wrap (Fig Commercial Note:System integrity is limited 3.One oT two layers 3M'"Fire Barrier Duct Wrap 615+ permanent fastening with stainless(or carbon)steel banding or w th rows of weld p ns(impaling or cup-head style). 2. Steel banding 1/2"longitudinal wide min.typical Kitchen Grease Duct Systems(Figure m by quality of installation.Consult 3.3" 76.2mm min.to tudinal overlap y ( g ) p g (layering dependant on application) ( ) p (5„ Pre-Fabricated)-or 2-Hour Access Door System current independent In ertek, 21"(53.3 cm) � y laboratories(e.g.Intertek,UL)for 4.Banding or pinning 12.Availability 1.Access hole Design or System Details.In all four 5.3M'"Fire Barrier Packing Material PM 4,4 pcf mineral 3M'"Fire Barrier Duct Wrap 615+is available from 3M Authorized Fire Protection Products Distributors and Dealers.3M'"Fire Barrier Duct Wrap Al"Fire Barrier Duct Wrap 615+Commercial Kitchen Grease Duct Systems(Figure 1) overlap techniques the perimeter wool,or scrap duct wrap min.33%compressed) 615+is available in 24"x 25 ft,Roll 1/case,48"x 25 f Roll 1/case 3M'"Fire Barrier Duct Wrap Collars 615+are available in 1.5"x 6"x 25 ft, 1-or 2-Hour ShaftAlternative Zero Clearance to Combustibles 2.1/4"(6.35mm)d a.by a m minim overlap can occur at any location on p p( p ) ( ) k ( ) p 6"(152.4mm)all-threaded rods the duct. 6.3M'"Fire Barrier Sealant 1000NS or 2000+applied Rolls(4/case).For additional technical and purchasing information regarding thus and other 3M' Telescoping Wrap Technique With Banding For Ducts 24"(60.9cm)or Less PP "Fire Protection Products,please call:1-800-328-1687 oT visit www.3M.com/fuestop. 1.First layer 3MFire Barrier Duct Wrap 615+ 2D.Butt Joint with Collar 3.3M`"Fire Barrer Grease Duct Access Door at a min.5/8"(15.9mm)depth Y p Figure 2D Butt Joint with Collar or Ductmate ULtimate Door'" 2.Second layer 3M'"Fire Barrier Duct Wrap 615+ With the Butt Joint and Collar method,adjacent blankets are butted (Cross Section View) Note:The assembly can be either a symmetrical 3.3/4"(19mm)wide filament tape tightly together and 6"(152.4mm)wide collar of duct wrap is 4.Insulation pins(impaling pins)-welded / gypsum wall or an asymmetrical gypsum shaftwall. 4.Steel banding)/2"(12.7mm)wide min.typical for permanent fastening centered over the joint,overlapping each blanket by3"(76.2mm) 13. Safe Handling Information minimum as shown in Figure 2D. 6"(152.4 mm) 5.First layer 3M`"Fire Barrier Duct Wrap 615+with 5.Longitudinal joint butt or mut.3"(76.2mm)overlap on �T � Prior to handling or disposal of 3M'"Fire Protection Products,consult all relevant Material Safe Data Sheets MSDS inner layer,min.3" 76.2mm overlap on outer layer 3" 76.2 mm 3"76.2 mm 1"(25.4mm)overlap beyond access door on all sides ng p Safety ( ). Y ( ) Y Y l a.First layer of3M Barrier Duct Wrap 615+ ( ) OPTION 1 (IMPALING PINS) 6.Perimeter(lateral)joint butt or min.3"overlap76.2mm 6.Second layer 3M'"Fire Barrier Duct Wrap 615+ ( ) lb. Second layer of3MFire Barrier Duct Wrap 615+ 1-1/2"(38.1 mm Y P J on inner layer,min.3"(76.2mm)overlap on outer layer Y P cut to same size as first layer 7.Metallic commercial cooking exhaust duct 2. Steel band 1/2" 12.7mm wide min.typical r \ � ( ) n'P 7.Third Layer 3M'"Fire Barrier Duct Wrap 615+with \, Note:System integrity 3is limited by quality of installation. y , 3.6" 152.4mm min.wide 3MT'Fire Barrier Duct 1"(25.4mm)overla be and second la er on all sides Ducts>24"(60.9cm)wide require pinning on the bottom "m Wrap615+Collar OPTION z tcur-n no Flnsi 8.Speed clips side of horizontal ducts and on a minimum of one of the 2\ Note:System integrity is limited by quality of installation.Consult current 4.Tightly buttedjoint 24"(61 cm) 9.Aluminum tae covering all exposed edges independent wider sides of a vertical duct.Vertical ducts require pinning ,n P g xP � pendent testing laboratories(e.g.IntertelF UL)for Design or System Details. on all sides>48"(121.8cm). �T 10.1/4"(6.35mm)diameter wings nuts Consult current independent testing laboratories(e.g.Intertek,UL) 7g� and 1/4"(6.35mm)washers For technical data and properties of 3MT"Fire Barrier Water Tight Sealant 1000 NS,3MT'Fire Barrier Water Tight Sealant 1003 SL or 3MT"Fire for design or system details.See Detail 9 for additional pinning information. 11.Insulation pins(cup-head pins)-welded Barrier Silicone Sealant 2000+,see separate product data sheets available from your 3M representative or go to www.3M.com/firestop. 12.Access door cover-16 gauge cut same size as third layer of duct wrap with clearance holes to match pattern of all-threaded rods 4 5 6 14 15 Gospel Center Rescue Mission Kitchen Remodel 445 S San Joaquin St. Stockton, CA 95203 NRE RATED BLANKET D O NOT TO SCALE MECHANICAL DETAILS PUBLISH HISTORY: Am) DATE PURPOSE 0 12.17.20 PERMIT SUBMITTAL 0 A03.12.21 PLAN CHECK#1 E c- 0-) N I N O N 00 O 00 3 _ PROFESS/pNa I O 00 7 J Q WMB PROJECT- Q Or c A�_ 20-042 U w ALEXANDER SCHEFLO z and ASSOCIATES, Inc. Mechanical Engineers 209 948-9761 1 r 1 ry 2926 Pacific Ave. Stockton, Ca. 95204 M8.6 Q 0 ALL DRAWINGS AND WRITTEN MATERIAL APPEARING HEREIN CONSTITUTE THE ORIGINAL AND UNPUBLISHED WORK OF THE O ENGINEER AND THE SAME MAY NOT BE USED, DUPLICATED, OR DISCLOSED WITHOUT THE WRITTEN CONSENT OF THE ENGINEER. Y © Alexander Scheflo & Assoc., Inc 0 i 6, C,'I Copyright WI J_ L.L