Do pool heaters need to be covered in the winter? No 50% Not sure 50% Get Free Quotes Today! Question: Do pool heaters need to be covered in the winter? Top Answer (50% of 2 votes): Not sure. Answer: No Explanation: They are out all summer heating so they are actually made to take the elements. Precision Pools and Construction WV Answer: Not sure Explanation: None of our CA pools are winterized so no. NorCal Pool Builders Get Free Quotes Today! Find Local Pros Free Pool Heater Repair Cost Estimates Related Questions Do gas pool heaters have pilot lights?Top answer: Yes How Much Does Pool Replastering Cost? How Much Does Pool Resurfacing Cost? How Much Does Pool Heater Installation Cost? How Much Does a Gas Pool Heater Cost?