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HVAC/R engineering

efsinc
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  • Question Question
HVAC RTU weight R22 vs R410a
Replies
3
Views
403
efsinc
efsinc
Hamdog
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  • Question Question
Exhaust Fan and Actuator
Replies
7
Views
495
KiwiMace
KiwiMace
henegg
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  • Question Question
find temp knowing the humidity ratio and enthalpy
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5
Views
195
MattyWaste
MattyWaste
carlosgw
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  • Question Question
Service contract and controls
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2
Views
120
DRWeig
DRWeig
RobsVette
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  • Question Question
Building Management System Control Strategy for various pieces of equi
Replies
4
Views
523
Nabrxx
Nabrxx
MechEng1977
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  • Question Question
Make-Up Air for Condo
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15
Views
2K
houseman20
houseman20
RS71
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  • Question Question
Air conditioning system for a desert area
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4
Views
667
KiwiMace
KiwiMace
marthab
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  • Question Question
Kitchen Exhaust fan duct sizing
Replies
8
Views
383
berkshire
berkshire
Nabrxx
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  • Question Question
2800 ton electric drive centrifugal, 134...leaking due to surging ?
Replies
2
Views
107
KiwiMace
KiwiMace
Jimhospital
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  • Question Question
HVAC Operating room
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3
Views
163
DRWeig
DRWeig
offshorehvac
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  • Question Question
Face Velocity for Door Grilles
Replies
11
Views
1K
MechEngNCPE
MechEngNCPE
temaire
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  • Question Question
Capacitive Pressure Transducer
Replies
5
Views
170
simsd
simsd
NeoMeche
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  • Question Question
Conversion Between EER, SEER, IEER
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2
Views
4K
MECHJAMIECTA
MECHJAMIECTA
hollandhvac
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  • Question Question
The use of DIN pipe and temperature and pressure gauges
Replies
0
Views
81
hollandhvac
hollandhvac
rmk625
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  • Question Question
Condensation within unoccupied space
Replies
1
Views
100
MintJulep
M
baltikabear
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  • Question Question
Very simple positive pressure system
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3
Views
627
cry22
cry22
dogggone
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  • Question Question
anyone looked at the "M cycle"
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6
Views
205
willard3
willard3
gkarsandas
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  • Question Question
Ammonia Refrigeration
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1
Views
102
mtngreen
mtngreen
swoosh172
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  • Question Question
Dedicated Outside Air w/ VAV Air Handlers
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7
Views
703
cry22
cry22
scha0786
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  • Question Question
NFPA 496 classified pressurize question
Replies
0
Views
164
scha0786
scha0786
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