Nate Air Distribution 2024/2025 Exam
Comprehensive Questions and Verified
Answers | Accurate Solutions | Get it
100% Correct!! | Already Graded A+
Ductwork in an unconditioned space - 🧠ANSWER ✔✔must be insulated and have
a vapor barrier
Drive cleats - 🧠ANSWER ✔✔Are installed on the shorter side of the duct
Superheat - 🧠ANSWER ✔✔is sensible heat that is added to a vapor
A drain lines diameter from a drain pan must be - 🧠ANSWER ✔✔no smaller than
3/4'
A drain line from an emergency drain pan must be terminated - 🧠ANSWER ✔✔In
a location where occupants can see water draining
COP= - 🧠ANSWER ✔✔output watts/input watts
Ventilation requirements are - 🧠ANSWER ✔✔.35AC/H or 20CFM per person
Main trunk line velocity is - 🧠ANSWER ✔✔700-900 FPM
700-900FPM - 🧠ANSWER ✔✔Main trunk line velocity
sewage vent - 🧠ANSWER ✔✔Economizers should not be located near a
Page 1 of 6
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER:
619652435. TERMS OF USE. PRIVACY STATEMENT. ALL RIGHTS RESERVED
, Should not be located near a sewage vent - 🧠ANSWER ✔✔Economizers
When a zone system is installed - 🧠ANSWER ✔✔you should make sure that the
compressor is protected at a minimum airflow
You should make sure that the compressir us protected at a minimum airflow
when a - 🧠ANSWER ✔✔Zone system is installed
Fire dampers must be used anytime they pass through a - 🧠ANSWER ✔✔2 hour
fire rated wall
Cause of a cold air blowing complaint - 🧠ANSWER ✔✔High heat pump supply
register velocity will cause a
combustion air for a furnace can - 🧠ANSWER ✔✔Come from within the structure
or outside
An exhaust fan in a commercial kitchen - 🧠ANSWER ✔✔will reduce the static
pressure in the kitchen
A duct traverse - 🧠ANSWER ✔✔will give you an average cfm using multiple
velocity reading and mathematically converting them
As media filter efficiency increases - 🧠ANSWER ✔✔the particulate size decreases
and the pressure drop increases
decreases - 🧠ANSWER ✔✔As media filter efficiency increases particulate size
Page 2 of 6
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER:
619652435. TERMS OF USE. PRIVACY STATEMENT. ALL RIGHTS RESERVED
Comprehensive Questions and Verified
Answers | Accurate Solutions | Get it
100% Correct!! | Already Graded A+
Ductwork in an unconditioned space - 🧠ANSWER ✔✔must be insulated and have
a vapor barrier
Drive cleats - 🧠ANSWER ✔✔Are installed on the shorter side of the duct
Superheat - 🧠ANSWER ✔✔is sensible heat that is added to a vapor
A drain lines diameter from a drain pan must be - 🧠ANSWER ✔✔no smaller than
3/4'
A drain line from an emergency drain pan must be terminated - 🧠ANSWER ✔✔In
a location where occupants can see water draining
COP= - 🧠ANSWER ✔✔output watts/input watts
Ventilation requirements are - 🧠ANSWER ✔✔.35AC/H or 20CFM per person
Main trunk line velocity is - 🧠ANSWER ✔✔700-900 FPM
700-900FPM - 🧠ANSWER ✔✔Main trunk line velocity
sewage vent - 🧠ANSWER ✔✔Economizers should not be located near a
Page 1 of 6
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER:
619652435. TERMS OF USE. PRIVACY STATEMENT. ALL RIGHTS RESERVED
, Should not be located near a sewage vent - 🧠ANSWER ✔✔Economizers
When a zone system is installed - 🧠ANSWER ✔✔you should make sure that the
compressor is protected at a minimum airflow
You should make sure that the compressir us protected at a minimum airflow
when a - 🧠ANSWER ✔✔Zone system is installed
Fire dampers must be used anytime they pass through a - 🧠ANSWER ✔✔2 hour
fire rated wall
Cause of a cold air blowing complaint - 🧠ANSWER ✔✔High heat pump supply
register velocity will cause a
combustion air for a furnace can - 🧠ANSWER ✔✔Come from within the structure
or outside
An exhaust fan in a commercial kitchen - 🧠ANSWER ✔✔will reduce the static
pressure in the kitchen
A duct traverse - 🧠ANSWER ✔✔will give you an average cfm using multiple
velocity reading and mathematically converting them
As media filter efficiency increases - 🧠ANSWER ✔✔the particulate size decreases
and the pressure drop increases
decreases - 🧠ANSWER ✔✔As media filter efficiency increases particulate size
Page 2 of 6
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER:
619652435. TERMS OF USE. PRIVACY STATEMENT. ALL RIGHTS RESERVED
