Check the listing for details. Weighted 7 Inch Disc Diffuser | Easy installation | MD-7W Matala *Original*. Condition: New. Listed at 64.99 USD. Weighted 7" Inch Disc Diffuser | Easy installation | MD-7W Matala Product Description Weighted 7" Inch Disc Diffuser | Easy installation | MD-7W Matala *Original* • Self Weighted Disc Diffusers 7"inch • Air Flow (cfm) / (lpm): 0.03 - 0.7 / 8 - 20 | Disc Body: ABS + Steel • Membrane: EPDM | Connection: 3/8" • Dimensions Dia. (in) / (mm): 7 / 180 | Weight (lbs) / (g): 3.32 / 1504 A 3/8″ connector barb for larger air pumps. EPDM rubber disc diffuser, easy to clean. Great choices for small ponds! Specially designed pore sizes create fine air bubbles | Plant and Pet Safe. Easy installation and maintenance | Low back pressure Water Aeration prevents water from freezing, oxygenates water, helps keeps plants and animals in the water alive Life by Air supplies aeration kits and equipment for all types of water bodies and applications Oxygen transfer for Pond, Lakes, Aquariums, Canals, Commercial Fish Farms, Koi Fish Tanks, Aquaculture, Shrimp Farms, Pool Ponds and more. In aquatic environments like fish ponds, aquariums, lakes or aquaculture projects, oxygen is the single most limiting factor for success | Aeration keeps plants and animals in the water alive | Contact Life by Air for more information. Life by Air is your specialized store for all products related to air flow and aeration. We provide top brands for pumps, blowers, diffusers, weighted hoses, nozzles and many more products that will optimize the use of water and air for your pond, pool or any source of water you have. Contact us for more information (también hablamos español). SHIPPING How long does shipping take? If we have the part in stock, it ships the same day. If we don't have the part in stock, it usually takes a week for you to receive the part. Do you ship internationally? Yes we do. We ship our products anywhere in the world!! Please make sure to provide you complete address and shipping instruction. If you have a UPS, DHL or other accounts we can use them for your shipment. Copyright © Life by Air | All Rights Reserved