08-1177-026SCREW;
SCR L.YYIJ IVIH I VL..
OMITTED IF HANGER LOOPS
STRAP HANGERS
SUPPLY All
FROM APL
STAND -ALONE FACTO
CONTROLLER WITH VOL
REGULATOR, PITOT TUE
UNLESS FOOT
OF TRAP
IS PLACED
UNDER A
BOTTOM
REINFORCEMENT
24 VAC
FOR LOAD
TRAPEZE HANGERS
HOT WATER
HEATING COIL
`— ELECTRIC
ROOM
THERMOSTAT
NOTE: FOR CONSTANT VOLUME
TERMINAL UNITS, SCHEDULE
CFM IS CONSTANT.
SUPPLY AIR
TO SPACE
VARIABLE VOL TERMINAL W /HOT WATER REHEAT
N.T.S.
A� V\JKINL_K
CLOSE OPENING 45 DEGREE ENTRY 0 = 45
SHEET METAL RUNNER TOP ANf
SECURED TO DUCT WITH SHEE'
SHEET METAL SINGLE THICKNESS
QUARTER ROUND TURNING VANES
SINGLE VANE SCHEDULE
"R'
SP
A.
SMALL
2"
1 \"
24
LARGE
4"
1 3 : "
22
DUCT TURNING VANE DETAIL
NT5
TYPICAL FABRICATED SHEET
METAL ELBOW
SHEET METAL SINGLE THICKNESS
TURNING VANES WITH FLANGED
FASTENERS TOP AND BOTTOM
SHEET METAL RUNNER FASTENED
DUCT WITH SHEET METAL SCREW;
HVAC DUCT CONSTRUCTION STANDARDS
ALL DUCTWORK MUST COMPLY WITH
SMACNA HVAC DUCT CONSTRUCTION
STANDARD AS FOLLOWS:
LOW PRESSURE DUCTWORK: 2'W.G.
W.(4" MIN)
TAPP -OFF WITH VOLUME DAMPER
N.T.S.
UPPER ATTACHMENT
PER SMACNA
FLEXIBLE DUCT- 8' -0" MAX.
2' -0" MIN. LENGTH
MAXIMUM D/8 OFFSET
ALLOWED IN LAST
D INCHES TO DEVICE
WHERE D IS THE
INTERNAL FLEX
DIAMETER
NECK SIZE TO
MATCH FLEX
DUCT SIZE
INDICATED —
CEILING (T -BAR SHOWN.
GYP. BOARD SIMILAR)
NOTES
R
Al \ '_JKI VL_K
CLOSE OPENING 45 DEGREE ENTRY 0 = 45
TAPP -OFF WITH VOLUME DAMPER
N.T.S.
MAX. SAG 1/2" PER FOOT
BETWEEN SUPPORT POINTS
45° TAKEOFF OR ROUND
BELLMOUTH COLLAR
MOUNT IN SIDE OF DUCT
ADJUSTABLE CLAMP
SADDLE
22 GUAGE GALVINIZED STEEL
STRAP HANGER AS PER
SMACNA FIG. 3 -10 (SEE NOTE =5)
ADJUSTABLE CLAMP
DUCT SEALER
INSULATE TOP PANEL
OF DIFFUSER OR GRILLE
` AIR DISTRIBUTION DEVICE
LAYIN SHOWN.
SURFACE MOUNT SIMILAR
I. FLEXIBLE DUCTS SHALL BE ONE PIECE AND SHALL NOT BE SPLICED TOGETHER.
2. EXTEND FLEXIBLE DUCT INSULATION TO DUCT /DIFFUSER PANEL INSULATION
AND SEAL WITH MASTIC.
3. FLEXIBLE AIR DUCT SHALL NOT EXCEED 8 FT. WHEN EXTENDED. ELBOW RADIUS
SIZED FOR NO LESS THAN R / D = 1.0 .
4. 24 INCH ORANGE SURVEY TAPE SHALL BE PROVIDED ON ALL DUCT
QUADRANT LOCKING LEVERS DIRECTLY ABOVE THE ACCESS PANEL.
5. MINIMUM 1 1/2' WIDE 22 GALVANIZED STRAP HANGER WITH HEMMED EDGES.
(FBMC 2004 603.5.6.0
FLEXIBLE DUCT TAKEOFF DETAIL
NTS
— DUCT SEALER AT 45- TAKEOFF
OR ROUND BELLMOUTH COLLAR
CONNECTION TO MAIN
SUPPY AIR DUCT
VOLUME DAMPER W/ LOCKING
QUADRANT is 2" STANDOFF
FULLY HINGED Z GASKETED
ACCESSDOOR FOR DAMPERS
IN NON- ACCESSIBLE CEILINGS
PROJ. No. 18056 E800O6924
LOUIS J. AGUM, AMMATK R,A;
CONSULTING ENGINEERS -
2600 DOUGLAS RD. SUITE 605
CORAL GABLES; r2ORIDA- -
TELEPHONE: (-305);444 -1679 ;
FAX:
E -MAIL ADDRESS: GRALMAIL@LJAAPA.COM
Revisions:
A
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PERMIT SET
DRAWN:
CHECKED:
P.A.
DATE:
09 -25 -08
SCALE:
A5 NOTED
SEAL
MECNANfCAL��.
- ERNE�TO '8AN`r4NA' P.E.
LICENS u 6Q788
4 J
`•� ....•• •`� ��
Sheet No.
M7.00
JOB* 28003 1
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