Package Include
40 x check valves

Characteristics
-Color: Black white, white red Non-Return Stop Valves.
-Material: Plastic aquariums check valves.
-Size: About 4.20X1.30X1.30cm/1.65X0.51X0.51in air pump check valve.
- Preferred quality materials plastic, , safe, durable and practical Fish Tank Check Valves.
- Protect your air pump by preventing the aquarium water from anti-siphoning during power outages Air Pump Accessories.
- Great one way non-return check valves for fish tank air pump or fish tank air pump aquarium check valve.
- You will receive 40pcs aquarium check valves, small and compact. It's easy to install non return pumpvalve.
- Efficient and practical, fast and convenient, can protect your air pump, convenient to use Check Valves.

Goods Description
Non-Return Stop Valves Our check valves have got you covered! They won't let you defy gravity, but they'll keep water out of your pump.fish tank one way valve It's best to keep your air pump above your aquarium or hydroponic set-up, but sometimes that just isn't an option.Air Pump Accessories This item is a set of 40pcs fish tank check valves