Check the listing for details. EasyPro™ Membrane Diffusers. Condition: New. Listed at 48.99 USD. EasyPro™ Membrane Diffusers MD3 10.5"diameter Replacement Membrane Diffuser Membrane Diffusers A great alternative to air stones in many aeration applications Hundreds of “I” slots that open as air pressure builds inside of the diffuser Center of the membrane does not have slots and acts as a check valve when air flow stops Diffusers have a 3/4″ male thread inlet and are 10 1/2″ in diameter Heavy duty membrane will last for years Uniform bubble distribution with up to 3 CFM air flow EasyPro™ Membrane Diffusers MD3 10.5"diameter Replacement Membrane Diffuser Membrane Diffusers A great alternative to air stones in many aeration applications Hundreds of “I” slots that open as air pressure builds inside of the diffuser Center of the membrane does not have slots and acts as a check valve when air flow stops Diffusers have a 3/4″ male thread inlet and are 10 1/2″ in diameter Heavy duty membrane will last for years Uniform bubble distribution with up to 3 CFM air flow &times &times &times Buy now and save! Shipping info Click the Shipping & Payments tab above the listing description for more info FREE Shipping Click the Shipping & Payments tab above the listing description for more info! Additional delivery notes PICK UP OPTION Sorry, our items are NOT available for pick-up. PAYMENT Immediate payment is required upon selecting "Buy It Now" or upon checking out through the cart. We accept payment via U.S. PayPal accounts and all Major Credit Cards, Debit Cards & Google Pay. We are legally required to collect sales tax in those states and localities where we maintain a physical presence (nexus). The applicable amount of sales tax charged to an order will be calculated based on the shipment destination's state and local sales tax laws. Thank you for shopping with us on eBay! Additional Information No additional information at this time Ask seller a question Contact To contact our Customer Service Team, simply click the button here and our Customer Service team will be happy to assist. Ask seller a question © Best Planet Shipping & Payments Shipping is FREE for this item Payment Accepted Payment Methods Immediate payment is required upon selecting "Buy It Now" or upon checking out through the cart. We accept payment via U.S. PayPal accounts and all Major Credit Cards, Debit Cards & Google Pay. We are legally required to collect sales tax in those states and localities where we maintain a physical presence (nexus). The applicable amount of sales tax charged to an order will be calculated based on the shipment destination's state and local sales tax laws. Thank you for shopping with us on eBay! Returns Returns are accepted Items must be returned within 30 days of the auction ending Buyer will pay for return shipping. eBay integration by