Matala offers several top-of-the-line Air Diffuser Assemblies Choices for your pond or Lake. These air diffuser assemblies feature a hollow heavy-duty rugged base that can be filled with sand or gravel. This eliminates the need for bricks and straps to get the diffuser to sink. Available in both a single disc, dual disc, or quad disc assemblies. The lower profile units are designed to be used with Ponds. The higher profile units (where the diffusers sit on top of a riser) are designed to be used with lakes with muddy bottoms. The Air Discs are held up out of the mud with a riser pipe. The base comes with a friendly multi-barb that will allow connection to various sizes of air hose including 3/8", 1/2", 5/8" and 1".The Matala EPDM disc diffusers are designed for industry heavy-duty installation. Precision perforated I-shaped slits open when airflow is present and close when airflow is stopped, which increase the slits resist from tearing, and stay cleaner longer. These diffusers offer the lowest back pressure in the market, only adds less than 6 inches of water depth back pressure, allowing you to utilize your air pump in the most efficient way. Options: Model # Size of Base Diffuser Disc Size Diffuser QTY Recommended Air Pump Size MDB11 Small (Single) 9" 1 25-80 Lpm MDB11-12 Small (Single) 12" 1 100-120 Lpm MDB11L * Small (Single) 9" 1 100-120Lpm MDB12 Small (Single) 9" 2 80-150 Lpm MDB12-12 * Small (Single) 12" 2 120-200 Lpm MDB22 Large (Dual) 9" 2 80-150 Lpm MDB22-12 * Large (Dual) 12" 2 120-200 Lpm MDB24 Large (Dual) 9" 4 160-480 Lpm MDB24-12 * Large (Dual) 12" 4 240-400 Lpm *These disc units are special order. Please call or write for quote Single Base & Single 9" Disc Assembly (SKU MDB11) - For Ponds Single head 9" handles airflow 1.4 - 4.2 cfm. Recommended for a 40 lpm - 120 lpm air pump. Think Hakko HK25, HK40, HK60 or HK80 Base dimensions: 12.2" x 5.5" x10.6" Pond Size: 1000 gal - 8000 gal Recommended Tubing Size length: 5/8" with a maximum length of 50 ft Single Base with Single 12" Disc Assembly (SKU MDB11-12) - For Ponds Single head 12" handles airflow 1.4 - 7 cfm. Recommended for a 80 lpm - 150 lpm air pump. Think Hakko HK80, HK100, or HK120 Base dimensions: 13.5" x 13" x 7" Pond Size: 4000 gal - 12000 gal Recommended Tubing Size length: 5/8" -1" with a maximum length of 50 ft Dual Base with Dual Head 9" Assembly (SKU MDB22) - For Ponds Dual head 9" handles Airflow 2.8-8.4 cfm Recommended for a 80 lpm - 240 lpm air pump. Think Hakko HK100, HK100, or HK120 Base Dimensions: 24" X 10.5" X 6" Pond Size: 5000 gal - 12000 gal Recommended Tubing Size length: 5/8" - 1" with a maximum length of 50 ft Single Base & Single 9" Disc Assembly (SKU MDB11L) - For Lakes Single head 9" handles airflow 1.4 - 4.2 cfm. Recommended for a 40 lpm - 120 lpm air pump. Think Hakko HK25, HK40, HK60 or HK80 Base dimensions: 12.2" x 8" x10.6" Pond Size: 1000 gal - 8000 gal Recommended Tubing Size length: 5/8" with a maximum length of 50 ft Single Base with Dual Head 9" Assembly (SKU MDB12) - For Lakes Dual head 9" handles Airflow 2.8-8.4 cfm Recommended for a 80 lpm - 240 lpm air pump. Think Hakko HK100, HK100, or HK120 Base Dimensions: 13" X 8" X 10.6" Lake Size: 1/4 Acre Lake (8 ft deep) Recommended Tubing Size length: 5/8" - 1" with a maximum length of 50 ft Dual Base with Quad 4 X 9" Disc Assembly (SKU MDB24) - For Lakes Quad (4 X) 9" Discs handles Airflow 2.8-8.4 cfm Recommended for a 160 lpm - 480 lpm air pump. Think Hakko HK120, HK150, HK200, or HK250 Base Dimensions: 24" X 10.5" X 8" Pond Size: 1/4 Acre - 1 Acre lake (8 ft deep) Recommended Tubing Size length: 1" with a maximum length of 50 ft View more Matala Air Base Diffuser Materials here (PDF)
