s heater is to be used with a Tetratec Filter model pf 150 ANY questions PLEASE CALL or email Me. contact info below. THANKS FOR CHECKING MY LISTING HAVE A GREAT DAY ANY questions PLEASE CALL or email Me. contact info below. THANKS FOR CHECKING MY LISTING HAVE A GREAT DAY! Payment paypal ,MO. Check etc. Shipping Usually U.S.P.S. but will use best service best price according to weight or size. I try to ship next day after payment. NOTE I will only ship to countrys that I can buy insurance for. Return policy All items come with a NO return policy. look at pictues, ASK questions, BEFORE YOU BUY. I'm sorry if you do not like this but if you don't agree DONT BUY I'm not Walmart who charges extra on every item to cover the cost of returned items. General I try to list my descriptions as honestly as I can. If you have any questions please feel free to ask. I'M not an expert on everything. Most of my items come from many years of going to sales, Garage sales, Church sales, My work, Items I used, Gifts I did not use. Some I don't remember where the heck they came from. Now retired and need to reduce amount of items I own.Some people call me a pack rat.On TV the Head shrinkers have other names like my collectting is a diease or condition. To me it is FUN like hunting or fishing or for others what they call sports or activites. Oh and by the way it's none of their ---- bussiness.So Younger Older fellow collectors of whatever HAVE FUN and buy,and collect what you want. Again if you have questions ASK! PLEASE ENJOY MYsaleS. JOE Contact info [email protected] phone 608 249 1652 Note do not call if you are trying to sell me new items, subcriptions, Insurance,a car, House, You won't like my response. I would like calls on buying old postcards,old paper items. If you find something wrong with my listing please let me know I can not be right all the time. If price is to low I will raise it just for you..