40 PCS Aquariums Air Pumps Diaphragms Replacement Rubber Silicone Cup Part for Fishtanks Oxygen Accessories(Medium)

Description:Colour: BlackMaterial: SiliconeNote:1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.

• Replaceable Diaphragm: This Flexible Silicone Diaphragm Directly Replaces Worn Or Broken Diaphragm Cups In Most Standard Air Pumps, Restoring Full Airflow Without Replacing The Entire Pump Housing
• Stable Oxygen Output: The Even Material Thickness And Rebound Speed Provide A Stable Oxygen Supply To Your Aquarium Or Pond, Maintaining The Stable Dissolved Oxygen Levels Needed By Fish And Plants
• Material: Made From A Durable Silicone Rubber Composite Material, The Diaphragm Resists Expansion, Hardening, And Tearing Even In Continuous Immersion Environments, And Can Withstand Repeated Expansion Cycles Without Deformation
• Tool-Free Quick Installation: Simply Open The Pump Head, Remove The Old Part, And Press The New Diaphragm Into Place. No Glue Or Special Tools Are Required, Making Routine Maintenance Quick And Easy, Suitable For Users Of All Skill Levels
• Wide Compatibility: Suitable For A Wide Range Of Pond And Aquarium Air Pumps, This Universal Design Serves As An Affordable Backup Diaphragm, Ensuring Efficient Operation Of Multiple Air Pumps In Freshwater And Saltwater Systems