Does a furnace need a condensation line?     |      | Always |  28%  |    | In most cases |  10%  |    | In some cases |  21%  |    | Never |  14%  |    | Not sure |  26%  |  	| 			 |        |            |     	Question: Does a furnace need a condensation line?			Top Answer (28% of 57 votes): 		Always.			   
                                      Answer: Always Explanation: If the furnace is over 90 percent efficient  |    | T&C Appliance/HVAC Repair |    Answer: In some cases Explanation:  The 90% and up furnace require pvc flute pipe because the furnaces pull the moisture out of the air.   |    | Kair |    Answer: In some cases Explanation: Only if it's a condensing furnace.  |    | Arizona's Best Heating & AC, Inc. |     |    | ProMatcher |    Answer: In most cases Explanation: 90% and up  |    | Fix My AC Inc |    Answer: Never Explanation: Furnace usually it's for heater the only one used condensation line it's A/C  |    | Professinal Plumbing  & Handyman |    Answer: Not sure Explanation: We deal with drains, and plumbing, Not heating and cooling.   |    | Company name here |     |    | ProMatcher |    Answer: In some cases Explanation: If a furnace has a PVC flu pipe then yes it needs a condensation drain line.  |    | Dr Heat & Cool Comfort Experts |   
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