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Author Question: How often should a low efficiency panel filter be changed? A) Weekly B) Once or twice a year C) ... (Read 56 times)

wenmo

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on: Jul 26, 2018
How often should a low efficiency panel filter be changed?
 
  A) Weekly B) Once or twice a year
  C) Quarterly D) Monthly

Question 2

How often should a renewable media, pleated surface be changed?
 
  A) Once or twice a year B) Monthly
  C) Quarterly D) Weekly


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raili21

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Reply #1 on: Jul 26, 2018
Answer to Question 1

D

Answer to Question 2

A


wenmo

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Reply 2 on: Jul 26, 2018
Wow, this really help

jackie

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Reply 3 on: Yesterday
Gracias!

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