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ROOF TOP (E)JOIST FIRE CODE&MECHANICAL CODE NOTE: 3M tm Fire Barrier Wrap 615+Commercial kitchen Grease Duct Systems 2X6 MIN.or � � (TYP) A 1-HR RATED WALL,OR A 1-HR RATED DUCT IS SECURED WITH SPOT 1-or 2-Hore shaft Alternative Zero Clearance to Combustibles MATCH JOIST DOUBLE JOIST AT EACH PANEL IS TO BE ADDED IN FRONT. WELDED TO ANGLE IRON AND Telescoping Wrap Technique With Banding For Ducts 24"or Less 2X6 @24"O.C.@ 8'SPAN SIDE OF OPENING (E)WALL SECURED TO ROOF CURB. 2 REVISIONS VERIFY 1. First layer 3M tm Fire Barrier Duct Wrap 615+ DUCT OPENING 2.Second layer 3M tm Fire Barrier Duct Wrap 615+ B ROOF CURB 3.3/4"wide filament tape. y X3" 4.Steel banding%"wide min.Typical for permanent fastening. NON RATED WALL 1 18" 5/8"THK. GYPSUM BOARD 5. Longitudinal joint butt or min 3"overlap on inner layer, 2x HANGERS 3/8"x1 1/2"HEX 18" Min 3"overlap on outer layer. 4 zi� TYPE"X"ON BOTH SIDES ROOF TOP TYP. SCREWS(2EACH) I I � 6. Perimeter(lateral)joint butt or min 3"overlap on inner layer, ROOF TOP SHEATHING S/S PLATE IS NEEDED FOR 11 11 Min 3"overlap on outer layer. 5 O O _ 1/2"THREADED ROD CLEAN UP ONLY. IT CAN BE 18"IS NEEDED IF THIS SECTION BOTTOM OF 7. Metallic Commercial Cooking Exhaust Duct CERAMIC TILE OR NON- L----- -------------HOOD--------------L IS NOT 1-HR ROOF TOP SHEATHING COMBUSTIBLE PANEL(NO FRP) DUCT System integrity is limited by quality of installation. O O Ducts>24"wide require pinning on the bottom side N of horizontal ducts and on a minimum of one of the 2"x2"x1/8" 6"MIN.TO DUCT 16 GAUGE GALV ANGLE PLATE x 12"MAX. wider sides of a vertical duct.Vertical ducts require < AIR SPACE pinning on any side>48" 1/2"NUTS(TYP.) �--� WALL FOR THE HOOD 14SLOPE 6 WELDED JOIST CUT FOR OPENING FRAMING MEMBERS AROUND 3 W/SIMPSON U HANGERS OPENING TO BE SAME SIZE L20 HOOD AS JOIST WITH SIMPSON +mm` 20 GAUGE HANGERS AS REQUIRED. 3M 615+ FIREWRAP 18" 18" (E)CEILING VERIFY m VERIFY AT SITE 1-HR RATED �1m DET'L 1 HOOD MOUNTING DETAILS DET'L 2 DUCT ROOF OPENING DETAILS CEILING 18"MIN.ALL AROUND THIS DUCT AREA IS NEEDED �m FIRE WRAP WITH 3-M 615+ 1 ,ol NOTE: NOTE: INSTALL ELECTRICAL INTERLOCK FOR THE EXHAUST FAN MOTORS AND THE MAKE-UP AIR FAN. NOTE: FIRE WRAP MUST BE INSTALLED WITH IN THE ENCLOSED 7 5� CEILING AND CONTINUE TO THE TOP OF THE ROOF CURB HOODS, GREASER REMOVAL DEVICES, EXHAUST FANS, AND DUCTS SHALL HAVE A CLEARANCE OF NOT LESS THAN 18 TO COMBUSTIBLE MATERIAL. FIRE WRAP MATERIAL : 3M 615+ (PER UL LISTING 90G9 AND ICC ESR-1255) MAKE-UP AREA EXHAUST FAN CAPTIVE AIRE 00 CAPTIVE AIRE 1.. Fire Wrap Installation Note: M FRIGKING 650 FD 1U�-U" NCA 24 HPFA GREASE DUCT SLOPE 4 PER FT p Note: Duct to be telescoping to PARADET 48" THE FIRE WRAP MUST EXTEND A I.D. GREASE DUCT I.D. � 3M DUCT MINIMUM OF 18"ABOVE THE ROOF INSIDE SECTION GREASE DUCT or bell -t e er CMC 510.2.2 SEE DETAIL 1 1/4 x 1 1/4 ANGLE IRON WELDED 1. The installation shall be done by factory certified installer. type p ( ) AND OTHER COMBUSTIBLE MALE END Q 16-GAUGE GALV z TO EXHAUST DUST ON BOTH SIDES MATERIALS WELD AROUND 2� The fire wrap protection to be start from the hood continuous to the top of roof curb. U HOOD DUCTING &SECURED TO ROOF CURB WITH# WELD ARGUN 3.The welding of the duct shall be first inspected and with signed approval b the mechanical 1 N 14x2"SCREW.(2 EACH) 3M FIRE WRAP g P g PP Y 16-GA.GALV. SLOPE 4"PER FT METAL DUCTING inspector prior the installation of the fire wrap. Z Q ROOF TOP (GREASE BOX ROOF TOP ROOF TOP I.D.+0.25" 0 U ¢ Q W 1/2"THREADED ROD (E)DEMISING WALL L O _ CLEAN-OUT SECURED TO CEILING N Telescoping Bell -Type N OUTSIDE SECTIONFEMALE END U) .25"- cy) �DIFFUSE CEILING FINISH CEILING FINISH INSTALL S/S METAL VAPORPROOF LIGHT 16-GAUGE IN KITCHEN ? FLASH AROUNDan ALUMINUM FILTERS D LLI I- C ON TOP OF HOOD IF LLJ BLACK IRON NOTE. 7 N L0 THIS SPACE IS LESS BAFFLE TYPE at 45° Z F-1 17=771 17=771 1777771 F�- L BY FIRE CHIEF U) ^ Z O 6"AIR SPACE 16' UL HOOD STAINLESS STEEL N THE HOODS GREASE REMOVAL DEVICES EXHAUST FANS AND w o U) HOOD,20-GAUGE WALL STUD XSCRESECURE HOOD TO W8 H NOTE: N.ODUCT SIZE STAYS THE SAME THROUGHOUT DUCTS SHALL HAVE A CLEARANCE OF NOT LESS THAN 18" TO LJJ � Lu 0I 00" x3"MIN.HEX SCREWS. 1. DUCT SIZE DECREASES (GOING UPWARD) 6' 6' 6" THE DUCT SYSTEM. � � > o HOOD SPRINKLER � WITH EACH TELESCOPE. n 1n Z \ GREASE COLLECTOR COMBUSTIBLE MATERIAL, 3 TO LIMITED-COMBUSTIBLE o F- o to have separate permit 4'-0" 2. SMALLER (INSIDE) DUCT SECTION S ALWAYS 2. SMALLER (INSIDE) MALE DUCT IS ALWAYS �� LU 7- J S/SWALLPANEL ABOVE OR UPHILL (ON SLOPED DUCT), TO BE ABOVE OR UPHILL (ON SLOPED DUCT), TO BE MATERIAL, AND 0 TO NONCOMBUSTIBLE MATERIAL. Q Q - NIGH X 23'MIN. SELF-DRAINING INTO LARGER OUTSIDE DUCT. SELF-DRAINING INTO LARGER (OUTSIDE) FEMALE U DUCT END. W CD LRJ1 GAS COOKING CD 0o GRIDDLE [EQUIPMENT,oTELESCOPING DUCT JOIST BELE-TYPE DUCT JOIST _ floor plan on sht.A-2) D/F D/F i M W/T STAND WOK STOCK ROT I QUARRY TILE COVE BASE FLOOR FINISH FLOOR FINISH 3/8"x 6"HIGH GREASE DUCT JOINT DETAIL VEQUIPMENT LAYOUT 4 O (refer to FLOOR PLAN on NO SCALE N LO 16' UL HOOD & A-2) HOOD SIDE VIEW & MOUNTING Q EQUIPMENT ELEVATION DETAILS (TYP'L FOR TYPE-1 HOOD) Z U 3M Fire Barrier Duct Wrap 615+ Commercial Q o Kitchen Grease Duct Systems (Figure 3) �2 Field-Fabricated 2-Hour Access Door System U Q O 4 HOOD SUPPORT FABRICATEDi 3 1. Access hole OF Q11/2"STEEL ROD BOILT SEE DETAIL 4 x3 x/6 ANGLE 1 CE TO (E)ROOF FRAMING PLATE 2. 1/4" (6.35mm) dia. by a minimum LLQ 0 MIN. 6 EA REQUIRED ROOF A35 CLIP 1/2" 3 1/2" 6" (152.4mm) alt-threaded rods (N)4xBLOCKIN 05/8"LAG SCREW W/ 3. Access door cover - 16 gauge � h 5 O z 3"MIN. PENETRATION 4. Insulation pins (impaling pins)-welded (optional) 6 Lu TO WOOD STUD WALL 3 ° 7 Z Q ° " (E) ROOF 5. First layer 3M Fire Barrier Duct Wrap 615+ with JOIST TYP. cut same size as cover 1 ° ° 8 W LU SEE DETAIL 2 SIMPSIO 2x6 MIN. 6. Second layer 3M Fire Barrier Duct Wrap 615+ 0 m 2x JOIST TO MACH (E), Q 3 SEE DETAIL "HU" HANGER with 1 (25.4mm) overlap on all sides 0 O CID ° ° ° 7. Third Lauer 3M Fire Barrier Duct Wrap 615+ with o CL Co 3%,OX1%" 1/2"0 THREADED ROD with 1" (25.4mm) overlap on all sides A35 CLIP LAGSCREW PER SECTION 10 8. Speed clips (optional) CEILING 3"MIN. (4 MIN.) SISTERED (N) 2X6 TO (E) 2X6 ROOF JOISTS 11 22 GA. METAL DOUBLE STUD W/10D @ 12" O.0 AND PROVIDE A35 CLIP EACH 9. Aluminum tape covering all exposed edges HOOD DETAILS FLASHING AT SEISMIC ANCHORAGEEND TO (E) SUPPORTING BEAM 10. 4" (102mm) long steel hollow tubing to fit threaded rods Note: System integrity is limited by quality of installation. Consult current NOTES independent testing laboratories (e.g. Intertek, UL) for Design or System r2___� HODD SUPPORT 11. 1/4" (6.35mm) diameter wing nuts Details. In all four overlap techniques, the perimeter overlap can occur at NO SCALE 4 H O D D SUPPORT- and 1/4" (6.35mm) washers any location on the duct. S.S. _ KITCHEN HOOD NO SCALE \�� Vp ASoygF � LING 3M Fire Barrier Duct Wrap 615+ Commercial Note: System integrity is limited � � Kitchen Grease Duct Systems (Figure 3A) by quality of installation. Consult No. Pre-Fabricated 1- or 2-Hour Access Door System current independent testing s-3o-21 laboratories (e.g. Intertek, UL) for s Civic �P 1/2"STEEL ROD BEYOND 1. Access hole Design or System Details. In all four TgTF OF CA��°�� FLOOR /8 Q1x1%2° overlap techniques, the perimeter PLATE WASHER W/ NUT LAGSCREWS 2. 1/4 (6.35mm) dia. by a minimum p q 4"x3"x3/6" ANGLE 6" (152.4mm) alt-threaded rods overlap can occur at any location on \_-COOKINGAPPLIANCE (4 MIN.) PLATE the duct. 3. 3M Fire Barrier Grease Duct Access Door Designed by : T.W LATERAL BRACING 1/2" Or Ductmate ULtimte Door 0 01/4"STEEL CABLE 4. Insulation pins (impaling pins)-welded 1 Date : Oct 5, 2020 @ 45° TYP. 1 2" 5. First layer 3M Fire Barrier Duct Wrap 615+ with 3 (E) ROOF 1" (25.4mm) overlap beyond access on all sides � 0 Scale : AS SHOWN ° CONNECT TO 3' JOIST TYP. 6. Second layer 3M Fire Barrier Duct Wrap 615+ with OPTION 1 (IMPALING PINS) ° E 101 HANGING ANGLE HAGING ANGLE TYP. SIMPSION2x JOIST TO MACH (E), cut to same size first later 5 6 Drawn : W.P.D. HOOD HU" HANGER 112" 2 2x6 MIN. ° 7. Third Lauer 3M Fire Barrier Duct Wrap 615+ with 0 ° °° 1 If 0 0 0 1/2"0 THREADED ROD 1" (25.4mm) overlap beyond second layer on all sides 8 ° ° IF Job H O D D SUPPORT-2 PER SECTION 8. Speed clips ° ° ° ° OPTION 2(CUP-HEAD PINS) 10 ° ° 5 6 SHEET HOOD SUPPORT NO SCALE 9. Aluminum tape covering all exposed edges g 4 ° ° ° 7 TYP.(6 EA) 10. 1/4" (6.35mm) diameter wing nuts HOOD TOP VI EW and 1/4" (6.35mm) washers 1 ° ° ° ° ° NO SCALE 4 HODD SUPPORT- 40 M = 1 11. Insulation pins (cup-head pins) - welded ° NO SCALE 12. Access door cover-16 gauge cut same size as third layer of duct wrap 2 ° KITCHEN HOOD SUPPORT DETAIL with clearance holes to match pattern of all thread rods OF SHEETS NO SCALE 43M Fire Barrier Duct Wrap