Original price was: NZ $129.99.NZ $64.99Current price is: NZ $64.99.
Free shipping from NZ $50.00
Refill Diving Tanks Quickly and Safely
Never worry about running out during your underwater adventure. This tool fits easily into your gear for fast filling anywhere. No more searching for special shops or waiting in queues. Enjoy every dive knowing you have reliable air support ready.
Easy Operation
Anyone can use the Threo Adapter without special training or tools. Just connect and refill tanks in minutes, saving energy.

Safe Pressure Control
The Threo Adapter features a strong gauge for clear pressure checks. Avoid overfilling and protect your equipment every single time.

Universal Fit
Threo Adapter is compatible with most common diving bottles. Use it confidently on trips, at home, or by the sea.

4.66
32 reviews
95%
Of respondents would recommend this to a friend
5 Stars
21
4 Stars
11
3 Stars
0
2 Stars
0
1 Star
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D***L (verified buyer)
New Zealand
As a busy dad, I like anything that saves time. This small adapter lets me refill my tank quickly so I can squeeze in short afternoon dives.
C***D (verified buyer)
New Zealand
I’m new to diving and was nervous about filling tanks, but this refill piece is straightforward. The gauge is clear, and I feel safe using it.
R***H (verified buyer)
New Zealand
I appreciate how solid the adapter feels in my hands. The knob turns smoothly, and the pressure gauge gives me confidence I’m not overdoing it.
M***P (verified buyer)
New Zealand
I keep this adapter in my car with the rest of my dive stuff. Hookup is easy, and the pressure reading is simple to read at a glance.
S***N (verified buyer)
New Zealand
I’ve been diving for years, and this little adapter might be my favorite purchase. It makes planning spontaneous early-morning dives actually possible.
R***C (verified buyer)
New Zealand
I’ve used this refill setup on beach trips, from the trunk of my car. It connects firmly and gives me confidence before heading back underwater.
H***S (verified buyer)
New Zealand
The refill adapter fits both my main steel tank and my backup. I really like seeing the pressure clearly so I know when to stop filling.
I***D (verified buyer)
New Zealand
As a small woman with not much strength, I’m glad this adapter doesn’t require force. Connections twist on easily, and refilling feels calm and controlled.
L***M (verified buyer)
New Zealand
Got this little adapter for our family dive trips. It slips into my gear bag and lets us top up tanks between dives with no stress.
M***T (verified buyer)
New Zealand
I use the refill adapter with different rental tanks when I travel. So far it has matched every valve I tried and kept the pressure steady.