The Pitmaster IQ120 BBQ Smoker Automatic Temperature Control w Standard Adapter 2 in ground wide mouth polymer steel vinyl liner skimmer 28884 Manufacturer Part # 420010001S 1 5 in ground concrete skimmer 07455 Manufacturer Part # 420010001S Pool Shape Rectangle Plus Extension Flush Left Pool Size 20' x 40' Rectangle + 4' x 8' Flush Left End Step Shipping Info Usually Ships in 7 10 Business Days Warranty 15 Year Manufacturer Warranty Product Features The polyester bonded thread used in LOOP LOC covers costs almost 10 times more than that used by some of our competitors easy to use device used to regulate internal pit temperature and feed air to the charcoal fire as necessary to maintain the pitmaster's desired cooking temperature Food temp can also be programmed to automatically change cooking temp for two stage cooking or holding when done