Scuba Double Tanks

Faber 23 High Pressure Steel Tank Only

4 reviews

SKU: FBRHP23B

~~$339.95~~ Save: $30 (9%)

^$309.95

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In Stock

DESCRIPTION

A high-pressure steel tank that is nitrox ready and supports weight distribution, made of chromium molybdenum steel.

Catalina 80 Cubic Foot Aluminum Tank with Pro Valve

152 reviews

SKU: AQUTA8BK

~~$369.95~~ Save: $82.05 (22%)

^$287.90

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In Stock

DESCRIPTION

A 80 cubic foot aluminum tank with a pro valve that won't rust, has great buoyancy, and a high flow capacity valve.

Pros

Well-made and durable
Good customer service
Variety of color options
Great price and value
Fast delivery time

Blue Reef Tank Pressure Checker

75 reviews

SKU: AQUTPC

^$79.95

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In Stock

DESCRIPTION

A blue tank pressure checker with a 5000 psi read-out, made of marine grade brass.

Pros

Useful tool for checking tank pressure
Good value for the price
Quick and accurate readings
Convenient and handy
Well-built and durable

Catalina Pony Bottle Tanks with Pro Valve

70 reviews

SKU: AQUTP40

~~$299.95~~ Save: $49 (16%)

^$250.95

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In Stock

DESCRIPTION

A reliable, nitrox-ready aluminum pony tank with high flow capacity valve and convertible K-valve.

Pros

Perfect size for various needs
Sufficient air capacity
Economical price
Reliable backup option
Versatile for different diving scenarios

XS Scuba Faber High Pressure Steel Tank

50 reviews

SKU: FBRHP100G

^$589.95

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In Stock

DESCRIPTION

A versatile high-pressure steel tank with buoyancy advantages, Nitrox ready up to 40%.

Pros

High gas capacity
Good value for the price
Excellent tank and valve setup
Fast delivery and great condition
Improved buoyancy characteristics

Cressi Aquapro + BCD

20 reviews

SKU: CSBAPPSM

~~$529.95~~ Save: $130.00 (25%)

^$399.95

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In Stock

DESCRIPTION

A weight-integrated BCD with adjustable straps, relief valves, and accessory pockets by Cressi.

Pros

Great value
Durable construction
Easy-to-use weight pockets
Secure tank hold
Comfortable fit

Blue Steel Tank Boots for Faber Tanks

13 reviews

SKU: FBRTB80

~~$16.99~~ Save: $5.99 (35%)

^$11

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In Stock

DESCRIPTION

A self-draining blue tank boot that protects and supports Faber tanks for easy mounting of dive rig.

Tank to Tank Equalizer with Pressure Gauge

11 reviews

SKU: AQUTTE

^$169.95

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In Stock

DESCRIPTION

A Tank to Tank Equalizer with Pressure Gauge that maximizes air availability and is a great Save-A-Dive-Kit item.

Tusa SS-0002 Duo Air II Alternate Combo Inflator

10 reviews

SKU: TBTSS02

^$299

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In Stock

DESCRIPTION

A combination octopus regulator/power inflator with an air balanced power inflator valve and classic downstream regulator valve.

Aqua Foam Tank Rack for 2 Tanks

9 reviews

SKU: AQUTRDF

^$39.95

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In Stock

DESCRIPTION

A lightweight foam rack that securely holds two tanks and prevents rolling.

Zeagle Back-Plates

7 reviews

SKU: ZGLSSBP

^$259.95

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In Stock

DESCRIPTION

A versatile back-plate for easy mounting of Zeagle bladders, available in stainless steel or anodized aluminum.

Blue Reef Cross-Over Equalizer

6 reviews

SKU: AQUTCED

~~$169.95~~ Save: $55.00 (32%)

^$114.95

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In Stock

DESCRIPTION

A blue tank accessory with chrome plated brass fittings that maximizes air availability and is equipped with bleeder valves.

Aqua Foam Tank Holder for 2 to 3 Cylinders

5 reviews

SKU: AQUFTH2

^$42.95

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In Stock

DESCRIPTION

A non-corrosive foam holder for 2-3 scuba tanks, preventing rolling and increasing transport safety.

XS Scuba Standard Tank Backpack

4 reviews

SKU: XSSSB

^$96

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In Stock

DESCRIPTION

A traditional single tank backpack with adjustable band and quick release buckles.

Dive Rite Stainless Steel Single Tank Adapter (STA)

4 reviews

SKU: DIV1090SS

^$79

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In Stock

DESCRIPTION

A marine-grade stainless steel adapter for Dive Rite wings, adding versatility to your set-up.

XS Scuba 8" (20.3cm) Octagon Tank Boot for Steel Tanks

3 reviews

SKU: XSSTB8

^$31

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In Stock

DESCRIPTION

A durable, self-draining tank boot with an octagon rim to prevent tank rolling.

Sea Pearl's 7.25 (18.4cm) Round Tank Boot for Steel Tanks

3 reviews

SKU: XSSTB725S

^$31

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In Stock

DESCRIPTION

A durable tank boot with self-draining ribs and an elliptical round bottom for steel cylinders.

Catalina 53 Cubic Foot Aluminum Tank with Pro Valve

2 reviews

SKU: AQUTA53BR

~~$344.95~~ Save: $70 (20%)

^$274.95

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In Stock

DESCRIPTION

A lightweight and versatile aluminum tank with a convertible valve design, suitable for child divers and instructional use.

Dive Rite TransPac Stabilizer Plates for Doubles

2 reviews

SKU: DIV2084

^$16.50

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In Stock

DESCRIPTION

A corrosion-resistant stainless steel stabilizer plate for double tanks, compatible with standard twin bands.

Highland by XS Scuba Single Tank Adapter

2 reviews

SKU: XSSSTA

^$96.95

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In Stock

DESCRIPTION

A sturdy 316 stainless steel adapter for stable mounting of a single cylinder with dual cam band support.

XS Scuba Tank Holder TR120 ~Single

2 reviews

SKU: XSSTR120

^$50.95

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In Stock

DESCRIPTION

A durable tank holder with adjustable silicone tubing, suitable for 7.25" diameter tanks.

XS Scuba Tank Banger

2 reviews

SKU: XSSTKBG

^$11

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In Stock

DESCRIPTION

A corrosion-free tank banger with left or right hand operation for simple signaling underwater.

Thunderbird 80 cu. ft Aluminum Tank ~ Limited Time FREE with Thermo International Valve, Tank Boot and Valve Cap

2 reviews

SKU: MTLTA80SB

^$374.95

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In Stock

DESCRIPTION

A corrosion-resistant aluminum tank with convertible valve options and easy grip hand-wheel.

XS Scuba Tank Holder TR120 Kit

1 reviews

SKU: XSSTR120K

^$114.90

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In Stock

DESCRIPTION

A durable and versatile tank holder kit that securely holds up to 3 scuba cylinders.

Thunderbird 63 cu. ft Aluminum Tank with Pro Valve

1 reviews

SKU: MTLTA63SB

^$379.95

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In Stock

DESCRIPTION

A corrosion-resistant aluminum tank with Pro Valve, convertible K valve, and easy-grip rubber hand-wheel.

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Scuba Double Tanks

Double tank diving, often referred to as diving with twin tanks or double scuba tanks, opens up a world of possibilities for divers who are ready to extend their underwater adventures and enhance their safety profile. As summer approaches and dive season heats up, more enthusiasts are looking to upgrade their setups for longer, deeper, and more challenging dives. The double tank configuration, where two cylinders are securely banded together with a manifold, is a staple in the toolkit of technical divers, cave explorers, and anyone interested in redundancy and extended bottom times. This setup is not just about carrying more air—it’s about balance, stability, and peace of mind. The extra capacity allows for longer exploration of reefs, wrecks, and caves, and the ability to isolate tanks in case of a regulator or valve failure is a critical safety feature that seasoned divers appreciate. Whether you’re planning a multi-level dive or want to be prepared for the unexpected, the double tank system offers a level of confidence and versatility that single cylinders simply can’t match.

For those considering making the switch to double tank diving, there are a few key factors to keep in mind. First and foremost is the fit and comfort of the harness and backplate system. A well-fitted harness distributes the weight of twin tanks evenly, making entries and exits from the water much smoother—especially when shore diving or navigating rocky coastlines. The manifold and bands should be robust and precisely aligned to ensure smooth gas flow and easy isolation if needed. Divers who frequently travel or dive in remote locations often appreciate the redundancy that double tanks provide, knowing they have a backup in case of equipment issues. This configuration is also popular among instructors, dive professionals, and experienced recreational divers who want to push their boundaries safely. If you’re shopping for a gift, double scuba tanks and their accessories make a thoughtful and impressive present for the advanced diver in your life—particularly as the summer dive season invites new challenges and destinations. For those who are new to buceo con doble tanque, it’s wise to seek training and practice, as the added complexity requires a new set of skills and awareness underwater.

When assembling your double tank setup, consider complementing your system with reliable backup solutions. Many divers pair their twin tanks with additional safety gear, such as stage bottles or pony bottles, to further increase their self-sufficiency. If you’re curious about expanding your gear options, our curated page of Scuba Backup Tanks offers a range of choices that integrate seamlessly with double tank rigs. The transition to double tanks often marks a significant milestone in a diver’s journey, representing a commitment to more ambitious dives and a deeper understanding of dive planning and gas management. The freedom to explore farther, stay longer, and dive with greater confidence is what draws so many to this configuration. As you browse our selection of double tank equipment, imagine yourself gliding effortlessly through blue water, the steady rhythm of your breath matched by the security of knowing you’re prepared for whatever the dive brings. With the right setup, double tank diving becomes not just a technique, but a gateway to unforgettable underwater experiences all season long.