12-952-016HVAC GENERAL NOTES:
1. SECURE ALL WARRANTIES, MANUALS, ETC. FOR EQUIPMENT AND SUBMIT TO OWNER.
2. FIELD VERIFY EXISTING CONDITIONS PRIOR TO BID /CONSTRUCTION. REPORT ANY DISCREPANCIES TO ARCHITECT /ENGINEER,
3. COORDINATE WORK WITH OTHER TRADES.
4. ALL EQUIPMENT AND COMPONENTS USED SHALL BE LISTED FOR THEIR INSTALLED PURPOSE.
5. MAINTAIN FILTERS IN A/C UNITS AT ALL TIMES DURING CONSTRUCTION. PROVIDE NEW FILTERS AND ONE SPARE SET PER UNIT UPON OWNER'S ACCEPTANCE.
6. PROVIDE CERTIFIED TEST AND BALANCE REPORT UPON COMPLETION. SUBMIT REPORT TO OWNER /ARCHITECT. ALLOW FOR TWO CALL BACKS TO REBALANCE TO SUIT OWNER,
7, CONDENSATES ARE NEW COPPER SIZED AS PER MANUFACTURER AND INSULATED.
8. ALL REFRIGERANT LINES SHALL BE NEW COPPER LINES SIZED AS PER MANUFACTURER. SUCTION LINE SHALL BE INSULATED, EXACT ROUTING TO BE COORDINATED BETWEEN
MANUFACTURER, CONTRACTOR AND OWNER. CONTRACTOR TO DETERMINE LONG LINE SIZING REQUIREMENTS, IF REQUIRED.
9, CONDENSATE AND REFRIGERANT PIPING SHALL BE INSULATED WITH 3/4" CLOSED CELL FLEXIBLE ELASTOMERIC WITH FLAME SPREAD AND SMOKE DEVELOPED RATINGS OF NO
GREATER THAN 25/50. EXTERIOR PORTIONS OF REFRIGERANT PIPING SHALL BE LAMINATED WITH METAL FOIL AND COMPOSITE POLYMER FOR UV AND CHEMICAL RESISTANCE.
10. MAINTAIN RECORD DRAWINGS OF THE INSTALLATION AND NOTING ANY DEVIATIONS FROM THESE DOCUMENTS, SUBMIT TO OWNER /ARCHITECT /ENGINEER.
11. SUBMIT DRAWINGS AND /OR CUT SHEETS OF ALL MATERIALS & EQUIPMENT FOR APPROVAL PRIOR TO ORDER /PURCHASE.
12, ALL CONSTRUCTION TO COMPLY WITH LATEST EDITIONS OF FLORIDA BUILDING CODE, ASHRAE, AND SMACNA STANDARDS.
13. PROVIDE GREATER OF MANUFACTURER RECOMMENDED OR CODE REQUIRED CLEARANCES FOR ALL EQUIPMENT,
14. CONTRACTOR TO ENSURE EXISTING STRUCTURE REMAINS INTACT DURING ALL PHASES OF CONSTRUCTION,
15, FIELD VERIFY ALL EXISTING & NEW PENETRATIONS. COORDINATE WITH GENERAL CONTRACTOR AND STRUCTURAL ENGINEER.
16, ALL PENETRATIONS OF FIRE OR SMOKE RATED ASSEMBLIES SHALL BE PROPERLY PROTECTED.
17. ANY NEW PENETRATIONS TO THE BUILDING ENVELOPE (INCLUDING ROOF AND FLOOR) MUST BE AUTHORIZED BY THE OWNER /LANDLORD IN ADVANCE, WHO MAY REQUIRE THESE
PENETRATIONS TO BE INSTALLED BY A SPECIFIC CONTRACTOR TO MAINTAIN WARRANTY,
18. ALL HVAC EQUIPMENT THAT IS INSTALLED AT 16' -0" OR HIGHER ABOVE FINISHED FLOOR SHALL BE PROVIDED WITH PERMANENT APPROVED MEANS OF ACCESS FROM THE
FLOOR LEVEL UP TO THE APPLIANCE'S SERVICE SPACE, REFER TO FBC MECHANICAL 306.5 AND COORDINATE EXACT REQUIREMENTS WITH AHJ.
19. ALL CONCEALED EQUIPMENT AND VALVES SHALL HAVE ACCESS PANELS SIZED AND LOCATED TO ALLOW SERVICING AND REPLACEMENT OF EQUIPMENT; PROVIDE SHOP DRAWINGS
OF PROPOSED PANELS TO OWNER, ARCHITECT AND ENGINEER FOR REVIEW PRIOR TO PURCHASE.
DUCTWORK:
SUPPLY & RETURN:
LOW PRESSURE (>1" WC, DOWNSTREAM OF VAV BOXES): RIGID 800 FIBERGLASS R -6 FOILFACED WITH U.L. 181 CLASS 1 AIR DUCT FLEX.
MEDIUM PRESSURE ( >2" WC, UPSTREAM OF VAV BOXES): SHEET METAL EXTERNALLY WRAPPED WITH R -6 FOILFACED DUCT WRAP INSULATION, GAGE TO COMPLY WITH
SMACNA'S PUBLICATION "HVAC DUCT CONSTRUCTION STANDARDS METAL AND FLEXIBLE ".
EXISTING: EXISTING DUCTWORK THAT WILL BE REUSED SHALL BE TESTED BY THE CONTRACTOR TO ENSURE ADEQUATE INTEGRITY AND MINIMUM R -6 INSULATION;
DUCTWORK SHALL BE REPAIRED OR REPLACED AS APPROPRIATE.
AIR DISTRIBUTION SYSTEM AND ALL MATERIALS (ADHESIVES, SEALANTS, LINERS, ETC,) TO BE CONSTRUCTED IN COMPLIANCE WITH THE LATEST EDITION OF SMACNA AND NAIMA
STANDARDS. PROVIDE MANUAL VOLUME DAMPERS AT ALL BRANCHES.
GENERAL /TOILET EXHAUST: SNAPLOCK INSULATED WITH R -6 FOILFACED WRAP, DUCTED TO WALLCAP WITH BACKDRAFT DAMPER,
ALL ADHESIVES, MASTICS, SEALANTS, ETC. SHALL COMPLY WITH LOW -VOC REQUIREMENTS AS DEFINED BY SCAQMD RULE #1168 (I.E., COMPLIANT WITH LEED EQc4.1).
ALL DUCT DIMENSIONS SHOWN ARE CLEAR INSIDE DIMENSIONS, ADD 3" TO EACH DIMENSION TO ALLOW FOR INSULATION,
FOR EXAMPLE, A 12x10 DUCT MEASURES APPROXIMATELY 15x13 OUTSIDE DIMENSIONS,
THERMOSTATS: NEW BASED ON HONEYWELL.
COOL /FAN /AUTO /OFF - 24/7/365 - PROGRAMMABLE WITH BATTERY BACKUP BY A/C MANUFACTURER. WITH 2 -SPEED CU /VARIABLE SPEED AHU CONTROL.
AIR DISTRIBUTION: NEW BASED ON TITUS - REFER TO SCHEDULE
SUPPLY DIFFUSERS: TO BE PROVIDED WITH OPPOSED BLADE DAMPERS, SIZE, NECK, CFM AS NOTED.
RETURN /TRANSFER GRILLES: SIZE AS NOTED.
ALL GRILLES TO BE ALUMINUM, COORDINATE BORDER TYPES WITH ARCHITECT.
ALL GRILLES SHALL BE FULLY SUPPORTED FROM THE STRUCTURE, NOT FROM THE DUCTWORK.
TOILET EXHAUST FAN: NEW BASED ON ACME.
EF -A: VQ80 1/120/60, 0.5A, CEILING EXHAUST FAN, 87 CFM @ .125 "Sp 7 LBS 3.3 SONES.
RECONNECT DUCTWORK TO EXISTING EXHAUST SYSTEM.
A/C UNITS:, NEW BASED ON - REFER TO SCHEDULE
REFRIGERANT LINES TO BE SIZED AS PER MANUFACTURER BASED ON ROUTING,
PROVIDE NEW AUXILIARY DRAIN PAN WITH FLOAT SWITCH TO DE- ENERGIZE AHU'S.
A/C SYSTEM DESIGNED FOR REFRIGERANT R -410A,
AHU'S TO HAVE BUILT -IN ELECTRICAL CIRCUIT BREAKER,
PROVIDE MINIMUM 4" CLEARANCE AROUND ALL SIDES OF AHU AND 36" ON SERVICE ACCESS SIDE OR MANUFACTURER RECOMMENDED CLEARANCE, WHICHEVER IS GREATER,
PROVIDE MINIMUM 24" CLEARANCE AROUND ALL SIDES OF ACCU AND 36" ON SERVICE ACCESS SIDE OR MANUFACTURER RECOMMENDED CLEARANCE, WHICHEVER IS GREATER.
CONTRACTOR TO COORDINATE CONDENSING UNIT LOCATIONS AND TIE DOWN METHODS WITH STRUCTURAL ENGINEER.
PROVIDE FILTER DRIER, SIGHT GLASS, LIQUID LINE SOLENOID VALVE AND SIMILAR MANUFACTURER ACCESSORIES REQUIRED FOR A COMPLETE FUNCTIONING SYSTEM.
OUTDOOR REFRIGERANT CIRCUIT ACCESS PORTS SHALL HAVE LOCKING -TYPE TAMPER- RESISTANT CAPS.
FBC MECHANICAL 4 -03 VENTILATION:
EXISTING TENANT SPACE IS AN OFFICE OCCUPANCY UNDERGOING A TENANT IMPROVEMENT THAT DOES NOT AFFECT THE BUILDING ENVELOPE OR OCCUPANCY, SCOPE OF WORK IS
LIMITED TO REPLACEMENT OF EXISTING VAV BOXES, NEW DUCTWORK AND GRILLES, AND NEW SUPPLEMENTAL COOLING SYSTEM FOR AFTER - HOURS, EXISTING VENTILATION
SYSTEM IS NOT INCLUDED IN SCOPE OF WORK.
FLORIDA ENERGY CODE COMPLIANCE:
THE ENERGY CALCULATIONS ARE BASED UPON THE FOLLOWING BUILDING ENVELOPE DATA:
ROOF: EXISTING TO REMAIN.
WALLS: EXISTING TO REMAIN.
GLASS: EXISTING TO REMAIN.
LIGHTING: REFER TO ELECTRICAL PLANS AND ATTACHED ENERGY CALCULATIONS FOR DESIGN LPD.
AIR DISTRIBUTION BASED ON TITUS
SUPPLY DIFFUSERS:
®
TITUS PAS -AA, PERFORATED SUPPLY,
S1 PROVIDE FACE OPERABLE OPPOSED
CFM BLADE DAMPER. SIZE, NECK, CFM AS
NECK NOTED, FLUSH LAY -IN BORDER,
COORDINATE COLOR WITH OWNER.
24x24 MODULE U.O,N.
S2 ® TITUS PAS -AA, PERFORATED SUPPLY,
CFM PROVIDE FACE OPERABLE OPPOSED
BLADE DAMPER, SIZE, NECK, CFM AS
NECK NOTED. FLUSH SURFACE MOUNT (TYPE
1) BORDER. COORDINATE COLOR WITH
OWNER, MODULE SIZE AS NOTED.
RETURN GRILLES:
R1 TITUS PAR -AA, PERFORATED RETURN.
CFM SIZE, NECK, CFM AS NOTED. FLUSH
LAY -IN BORDER. COORDINATE COLOR
NECK WITH OWNER. 24x24 MODULE, U.O.N.
R2 TITUS PAR -AA, PERFORATED RETURN,
CFM SIZE, NECK, CFM AS NOTED. FLUSH
SURFACE MOUNT (TYPE 1) BORDER,
NECK COORDINATE COLOR WITH OWNER.
MODULE SIZE AS NOTED.
NOTE: ALL FLEX BRANCHES SHALL MATCH THE NECK SIZE
OF THE GRILLE SERVED, UNLESS OTHERWISE NOTED.
1
HVAC NOTES & DETAILS
Not to Scale
HVAC DESIGN REQUIREMENTS
YES
NO
DUCT SMOKE DETECTORS
X
C7
FIRE DAMPERS
06
X
SMOKE DAMPERS
14"
X
FIRE RATED ENCLOSURES
Via:
X
FIRE RATED ROOF /FLOOR /CEILING ASSEMBLY
UNLESS SPECIFICALLY
X
FIRE STOPPING
16
rJ a:
X
SMOKE CONTROL
\•
X
TABLE 1 -5 OF SMACNA'S PUBLICATION "HVAC DUCT
CONSTRUCTION STANDARDS METAL AND FLEXIBLE"
211
WG
STATIC
PPS, OR NEG.
PIPING DETAIL
tau
ftLINF()ii :L-
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IiLC".,!Ui11Lb
DUCT
DIM ENS10N
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ROUND SPIN -IN COLLAR
06
`11 1.24
24:
14"
2
Via:
17; 1 W
22-0 ga
UNLESS SPECIFICALLY
\
,;,1 22.:,
JG.. LIL
16
rJ a:
` 2
18 ga.
CAULK ALL ALONG UPPER JOINT- I FIBERGLASS OR STEEL SUPPLY DUCT
BETWEEN LINE HIDE COVER AND EXTERIOR WALL
CONTROL APPLY DUCT SEALER ALL AROUND
EXTERIOR WALL. DAMPER
I APPLY INSULATED SPIN -IN FITTING
UNISTRUT CHANNEL SURFACE ' W/ VOLUME CONTROL DAMPER,
MOUNTED AND ANCHORED THROUGH SEAL ALL WALL
BACK OF CHANNEL TO EXTERIOR PENETRATIONS WITH 1
WITH
ANCHORS STAINLESS
ANDSTEEL
FENDER r I EXPANDING INSULATING jo 1
FOAM SEALANT. INSULATED 45° SHOETAP� AIRFLOW
WASHERS. � �
MIN. 20 GA GALVANIZED SHEET i W/ TRANSITION TO ROUND,
METAL COVER PAINTED TO MATCH ,� i' INSULATED FLEX
EXTERIOR WALL LINE HIDE COVER ,
DUCT RUN (TYP.)
FASTEN TO WALL WITH CONCRETE �A I� STAINLESS STEEL DRAW BAND
ANCHORS. j 111 CONICAL BELLMOUTH FITTING FLEX,
PIPE CLAMP MASTER SERIES 4000 MODEL DC -D.
REFRIGERANT PIPING. PROVIDE INSULATION ON it I
SUCTION LINE, AND ALSO ON LIQUID LINE WHEN
RECOMMENDED BY A/C MANUFACTURER. ul-I
EXTERIOR INSULATION SHALL BE FLEXIBLE
ELASTOMERIC AND PROTECTED FROM DIRECT SUN
EXPOSURE. INTERIOR INSULATION SHALL HAVE I
MAXIMUM FLAME SPREAD AND SMOKE DEVELOPED
I
INDICES OF 25 AND 50 RESPECTIVELY.
16 GA SHEET METAL SADDLE SECURED
AROUND INSULATION BEFORE ATTACHING
PIPE CLAMP, PROVIDE 4" LONG SECTION OF
INSULATION AT PIPE CLAMP FOR
UNINSULATED PIPING.
- I i
REFRIGERANT
N.T.S.
PIPING DETAIL
O
C7
ROUND SPIN -IN COLLAR
06
O
MOUNT IN SIDE OF DUCT
UPPER ATTACHMENT
UNLESS SPECIFICALLY
\
(
DUCT SEALER AT SPIN
-
PER SMACNA. - -- \
SHOWN OTHERWISE
\•
COLLAR CONNECTION TO
\
j
MAIN.
ADJUSTABLE CLAMP _..-..._.
O
FLEXIBLE DUCT `.`
\
v
6'MIN- 10'MAX
\
- SUPPLY DUCT SIZE
LENGTH. - - - -- - - - - --
\ \\
` AS SHOWN ON PLANS
MAX. SPACING 5 FEET AND
\\
Checked By: OS
MAX SAG 1/2" PER FOOT
\
Revisions
MAXIMUM D/8 OFFSET
BETWEEN SUPPORT POINTS
\�
ALLOWED IN LAST
D INCHES TO DEVICE
WHERE D IS THE
I�
- ✓
INTERNAL FLEX
DIAMETER .
i \
- SEE FLEXIBLE DUCT NOTES #4
NECK SIZE TO
MATCH FLEX
DUCT SIZE ADJUSTABLE CLAMP
INDICATED - -- ---------
- - DUCT SEALER
INSULATE TOP PANEL OF
LAY -IN DIFFUSER. SEAL INSULATION
TO DIFFUSER- NOT TO T -BAR GRID.
CEILING / - -- AIR DISTRIBUTION DEVICE, SEE
(T -BAR SHOWN, SCHEDULE. (LAY -IN SHOWN,
GYP -BOARD SIMILAR), SURFACE MOUNT SIMILAR).
FLEXIBLE DUCT DETA E
N TS
FLEXIBLE DUCT NOTES
VOLUME DAMPER WITH LOCKING
QUADRANT AND 2" STANDOFF
(PROVIDE FACE OPERABLE DAMPER AT
GRILLE IF CEILING IS NOT ACCESSIBLE.)
1. FLEXIBLE DUCTS SHALL BE ONE -PIECE AND SHALL NOT BE SPLICED TOGETHER.
2. FLEXIBLE DUCTS SHALL ONLY TERMINATE AT GRILLES. IT IS UNACCEPTABLE TO TERMINATE FLEXIBLE DUCTWORK AT A
PLENUM BOX FOR CONNECTION OF ADDITIONAL BRANCHES OR ANYTHING SIMILAR,
3, EXTEND FLEXIBLE DUCT INSULATION TO DUCT /DIFFUSER PANEL INSULATION AND SEAL WITH MASTIC,
4. MINIMUM 1%" WIDE 22 GAUGE GALVANIZED STRAP HANGER WITH HEMMED EDGES IN ACCORDANCE WITH SMACNA,
5, FLEXIBLE AIR DUCT SHALL BE FULLY EXTENDED AND NOT COMPRESSED, WITH ELBOW RADIUS NO LESS THAN R/D = 1.0
6. DUCT CONSTRUCTION SHALL COMPLY WITH FBC MECHANICAL 603 AND FBC ENERGY TABLE 503.2.7.2.
FBC MECHANICAL 603.10.3 FLEXIBLE DUCT INSTALLATION AND SUPPORT.
FLEXIBLE DUCTS SHALL BE CONFIGURED AND SUPPORTED SO AS TO PREVENT THE USE OF EXCESS DUCT MATERIAL,
PREVENT DUCT DISLOCATION OR DAMAGE, AND PREVENT CONSTRICTION OF THE DUCT BELOW THE RATED DUCT DIAMETER
IN ACCORDANCE WITH THE FOLLOWING REQUIREMENTS:
1, DUCTS SHALL BE INSTALLED FULLY EXTENDED, THE TOTAL EXTENDED LENGTH OF DUCT MATERIAL SHALL NOT EXCEED 5
PERCENT OF THE MINIMUM REQUIRED LENGTH FOR THAT RUN.
2. BENDS SHALL MAINTAIN A CENTER LINE RADIUS OF NOT LESS THAN ONE DUCT DIAMETER,
3. TERMINAL DEVICES SHALL BE SUPPORTED INDEPENDENTLY OF THE FLEXIBLE DUCT.
4. HORIZONTAL DUCT SHALL BE SUPPORTED AT INTERVALS NOT GREATER THAN 5 FEET. DUCT SAG BETWEEN SUPPORTS
SHALL NOT EXCEED ' /2INCH PER FOOT OF LENGTH. SUPPORTS SHALL BE PROVIDED WITHIN '/z FEET OF INTERMEDIATE
FITTINGS AND BETWEEN INTERMEDIATE FITTINGS AND BENDS. CEILING JOISTS AND RIGID DUCT OR EQUIPMENT MAY BE
CONSIDERED TO BE SUPPORTS.
5. VERTICAL DUCT SHALL BE STABILIZED WITH SUPPORT STRAPS AT INTERVALS NOT GREATER THAN 6 FEET.
6. HANGERS, SADDLES AND OTHER SUPPORTS SHALL MEET THE DUCT MANUFACTURER'S RECOMMENDATIONS AND SHALL BE
OF SUFFICIENT WIDTH TO PREVENT RESTRICTION OF THE INTERNAL DUCT DIAMETER. IN NO CASE SHALL THE MATERIAL
SUPPORTING FLEXIBLE DUCT THAT IS IN DIRECT CONTACT WITH IT BE LESS THAN 11/2 INCHES WIDE.
TYP_ THREADED HANGING RODS AS PER MFG. SPRING & NEOPRENE
TYPE VIBRATION TRANSITION AS REQ'D,
COORDINATE WITH STRUCTURAL ENGINEER
AND /OR ARCH, ON HOW TO FASTEN TO ISOLATORS RETURN AIR DUCTWORK
STRUCTURE, OUTSIDE AIR DUCT W/
MOUNTING CLIPS OR UNITS OPPOSED BLADE DAMPER
CONNECTION TO SUPPORT (TYPICAL) -�
RODS AS PER MFG. 6r If
PROVIDE MECHANICAL
ATTACHMENT AS PER FBC
MECHANICAL 603.1.6 AND FBC
ENERGY TABLE 503.2.7.2.
TYPICAL OF SUPPLY &
RETURN.
SUPPLY
AIR DUCT
TRANSITION AS REQUIRED
PROVIDE MIN, 24" SERVICE CLEARANCE
FOR ALL ACCESS PANELS
AHU HANGING DETAIL N.T.S.
VI y FILTER & RACK ASSEMBLY
�V 1" GALV. DRAIN PAN
' STRAPPED TO A.H.U,
INSULATED CONDENSATE
DRAIN AND TRAP (SEE FLOOR
a PLANS FOR CONTINUATION)
RECONNECT TO EXISTING
INSULATED CHILLED WATER
PIPING WITH NEW TWO -WAY
CONTROL AND GATE VALVES.
AUX, DRAIN WITH FLOAT
SWITCH TO DE-- ENERGIZE
FAN COIL UNIT & ENCLOSURE
NOTE: COORDINATE SLAB TYPE WITH
STRUCTURAL ENGINEER PRIOR TO
INSTALLATION TO DETERMINE WHETHER
XRAYS ARE REQUIRED AND NOTIFY
ENGINEER PRIOR TO PROCEEDING,
NOTES:
1. PREFERRED FITTING WHERE ALLOWED BY SPACE IS THE BELLMOUTH FITTING WHICH REQUIRES A
MINIMUM OF 2" ADDITIONAL DUCT CLEARANCE (NOTE: 1" OF FLANGE MAY BE BENT OVER. FOR
INSTALLATION SEE MANUFACTURER'S RECOMMENDATION,
2, SHOE TAP SHOULD BE SIZED TO PROVIDE A MINIMUM OF 140% LARGER OPENING THAN ROUND
DUCT SIZE,
3. ONLY 1 DIFFUSER PER FLEX DUCT BRANCH.
4, MAX LENGTH FLEX DUCT 15' -0 ".
TYPICAL FLEX DUCT CONNECTION DETAIL
N.T.S.
_AFF-I
TYPICAL ROOF CAP
TYPICAL ROOF CAP
BACKDRAFT
VIBRATION HANGER SPRING TYPE
WITH NEOPRENE ISOLATOR
//-3/8" THREADED RODS
"rIAL DUCTWORK
WH I TE ---Z
CEILING
GRILLE w
m
TYPICAL WALL CAP SPEED CONTROL
NOTES:
(SOLID STATE)
1. PROVIDE BACKDRAFT DAMPER WITH BIRDSCREEN.
2. FLASH & SEAL WALL AND ROOF CAP.
3. PROVIDE INTERNAL VIBRATION ISOLATION AND SOUND INSULATION,
4. SUPPORT FAN FROM STRUCTURE.
CEILING FAN DETAIL.
N.T.S.
BRANCH CONNECTION DETAIL
N.T.S.
THESE PLANS ARE FOR BUILDING DEPARTMENT
REVIEW ONLY. THEY ARE NOT TO BE CONSTRUED AS
CONSTRUCTION DOCUMENTS UNTIL ALL BUILDING
DEPARTMENT APPROVALS ARE OBTAINED.
7
=D BLADE DAMPER
2 FT. OF BRANCH
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P: 954.680.2690 F: 954.414.9393 www.rcieng.com P,F;P ^�',�IC 'k#% q6481
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HVAC NOTES
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Project No: 6280603
M -2.0
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Drawn By: OS
Checked By: OS
Date 07 -23 -2012
Revisions
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HVAC NOTES
AND DETAILS
Project No: 6280603
M -2.0