Are these ball and spring?

That is not part of the description and no such assembly is visible. You would have to ask Pawfly.

What size hose are these made for?

Standard aquarium hose 3/16" ID hose will fit. Used it with PENN PLAX Standard Airline Tubing without any problems

What type of plastic is it made of

It's a hard clear good quality plastic. Successful at backflow prevention

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Description

🐟 Keep your fish tank breathing easy — no leaks, no noise, just pure flow!

PUMP GUARDIAN - Stops water backflow during outages, safeguarding your aquarium pump.
COMPACT LIGHTWEIGHT - Sleek 2.1" length and featherlight 0.1 oz build for hassle-free installation.
EFFORTLESS MAINTENANCE - Simple cleaning with a slim stick keeps airflow smooth and clog-free.
DURABLE WHISPER QUIET - Robust plastic construction for long-lasting, noise-free performance.
SEAMLESS AIRFLOW PROTECTION - Ensures uninterrupted oxygen supply with reliable one-way valve design.

The Pawfly Aquarium Check Valve is a compact, lightweight plastic one-way valve designed exclusively for aquarium oxygen pumps. It prevents water backflow during power outages, ensuring pump safety and consistent aeration. With a silent operation and easy maintenance, it fits standard 3/16" airline tubing and is ideal for maintaining a healthy aquatic environment.

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Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

RM73

Duties & taxes incl.

Malaysiastore

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TrustScore 4.5 | 7,300+ reviews

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

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Received my product in pristine condition. Great service overall.

1 month ago

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Material	Plastic
Brand	Pawfly
Item dimensions L x W x H	2.13 x 0.83 x 0.83 inches
Inlet Connection Type	Compression
Number of Ports	2
Manufacturer	Pawfly
UPC	712383629098 712383629555
Item Package Dimensions L x W x H	4.92 x 2.95 x 0.63 inches
Package Weight	0.02 Kilograms
Item Dimensions LxWxH	2.13 x 0.83 x 0.83 inches
Item Weight	10 Grams
Brand Name	Pawfly
Color	Red
Part Number	PF-Ap
Size	6 Pack

Pawfly Aquarium Check Valves Plastic One Way Non-Return Check Valve for Fish Tank

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