Comparison : Item # P1266RTT3020010F, Grooved Reducing Tee -Grooved x Male NPT Galvanized Coating UL/FM - 66RTT
Item # P1266RTT3020012F, Grooved Reducing Tee -Grooved x Male NPT Galvanized Coating UL/FM - 66RTT
Item # P1266RTT3020014, Grooved Reducing Tee -Grooved x Male NPT Galvanized Coating UL/FM - 66RTT
Item # P1266RTT3024010F, Grooved Reducing Tee -Grooved x Male NPT Galvanized Coating UL/FM - 66RTT
Item # P1266RTT3024012F, Grooved Reducing Tee -Grooved x Male NPT Galvanized Coating UL/FM - 66RTT