Medium Pore Air Diffusers $25.00 Minimum Order

Air Stone Model #1111 {.5" x .5" x 1.5"} with 5/32" OD barb, Medium Pore Diffuser Stone

Air Stone Model #1112 {.75" x .75" x 1.5"} with 5/32" OD barb, Medium Pore Air Diffuser Stone

Air Stone Model #1010 {1" x 1" x 1"}with 3/16" OD barb, Medium Pore Air Diffuser Stone

Air Stone Model #1020 {1" x 1" x 2"} with 3/16" OD barb, Medium Pore Air Diffuser Stone

Air Stone Model #0020 {1.5" x 1.5" x 1.5"} with 3/16" OD Poly Barb, Medium Pore Air Diffuser Stone

Air Stone Model #102NS {1" x 1" x 2"} with 1/4" NPT Poly, Medium Pore Air Diffuser Stone

Air Stone Model #1030 {1" x 1" x 3"} with 3/16" OD barb, Medium Pore Air Diffuser Stone

Air Stone Model #1031 {1" x 1" x 3"} with 1/4" OD barb, Medium Pore Air Diffuser Stone

Air Stone Model #103NS {1" x 1" x 3"} with 1/4" NPT Poly, Medium Pore Air Diffuser Stone

Air Stone Model #0030 {1.5" x 1.5" x 3""} with 3/16" OD Poly Barb, Medium Pore Air Diffuser Stone

Air Stone Model #0031 {1.5" x 1.5" x 3"} with 1/4" OD Poly Barb, Medium Pore Air Diffuser Stone

Air Stone Model #003NS {1.5" x 1.5" x 3"} with 1/4" NPT, Medium Pore Air Diffuser Stone

Air Stone Model #003N {1.5" x 1.5" x 3"} with 1/2" NPT Poly, Medium Pore Air Diffuser Stone

Air Stone Model #0061 {1.5" x 1.5" x 6"} with 1/4" OD Poly Barb, Medium Pore Air Diffuser Stone

Air Stone Model #0062 {1.5" x 1.5" x 6""} with 3/8" OD Poly Barb, Medium Pore Air Diffuser Stone

Air Stone Model #006N {1.5" x 1.5" x 6"} with 1/2" NPT Poly, Medium Pore Air Diffuser Stone

Air Stone Model #0091 {1.5" x 1.5" x 9"} with 1/4" OD Poly Barb, Medium Pore Air Diffuser Stone

Air Stone Model #0092 {1.5" x 1.5" x 9"} with 3/8" OD Poly Barb, Medium Pore Air Diffuser Stone

Air Stone Model #009N {1.5" x 1.5" x 9"} with 1/2" NPT , Medium Pore Air Diffuser Stone

Air Stone Model #00121 {1.5" x 1.5" x 12"} with 1/4" OD Poly Barb, Medium Pore Air Diffuser Stone

Air Stone Model #00122 {1.5" x 1.5" x 12"} with 3/8" OD Poly Barb, Medium Pore Air Diffuser Stone

Air Stone Model #00141 {3" x 3" x 1.5"} with 1/4" MPT OD Poly, Medium Pore Air Diffuser Stone

Air Stone Model #00142 {3" x 3" x 1.5"} with 3/8" MPT OD Poly, Medium Pore Air Diffuser Stone

Air Stone Model #0012N {1.5" x 1.5" x 12"} with 1/2" NPT Poly , Medium Pore Air Diffuser Stone

Air Stone Model# RD6X6 Matala / Outdoor Water Solutions Diffuser Base "REPLACEMENT AIR DIFFUSER STONE

Air Diffuser Stones Model #3PK00122 {1.5" x 1.5" x 12"} with 3/8" OD Poly Barb, Medium Pore Air Diffuser Stone