Over Pressure Valves

Blue Steel Manifold Kit

SKU: FBRM24

~~$234.95~~ Save: $70 (30%)

^$164.95

+ wishlist

In Stock

DESCRIPTION

A dual valve manifold kit with high flow and safety features, in marine-grade chrome-plated brass construction.

Hollis Over Pressure (OP) Pull Dump Valve

3 reviews

SKU: HLSOPV

^$26.95

+ wishlist

In Stock

DESCRIPTION

A durable polycarbonate OP pull dump valve for trimming buoyancy and automatically relieving pressure.

Hollis Over-Pressure Relief Valve for First Stage

SKU: HLSOPFS

^$26.95

+ wishlist

In Stock

DESCRIPTION

A compact relief valve for first stage regulators that releases excess pressure and protects components.

XS Scuba Standard Over-Pressure Valve

SKU: XSSSOPV

^$20

+ wishlist

In Stock

DESCRIPTION

A compact relief valve with chromed brass construction and stainless steel internal spring.

Cressi Start BCD

95 reviews

SKU: CSBSMDP

~~$269.95~~ Save: $20 (7%)

^$249.95

+ wishlist

In Stock

DESCRIPTION

A sturdy and versatile Cressi Start BCD with adjustable straps and large cargo pockets.

Pros

Comfortable design
Durable construction
Affordable price
Good fit
Versatile features

O'Brien Boston Valve

5 reviews

SKU: OBRBV

^$5.95

+ wishlist

In Stock

DESCRIPTION

A durable plastic Boston valve with a dual cap system for easy inflation/deflation, perfect for towables.

Zeagle Surface Marker Buoy Deluxe Signal Tube, Fluorescent Orange & Neon Yellow

1 reviews

SKU: ZGLDSTO

^$79.95

+ wishlist

In Stock

DESCRIPTION

A fluorescent orange and neon yellow signal tube with over pressure relief valve and 22 lbs. lift.

XS Scuba Modular Pro Valve

1 reviews

SKU: XSSMPV34L

^$121.95

+ wishlist

In Stock

DESCRIPTION

A modular valve for single or double cylinder setups with durable brass stems and O-ring sealed bonnets.

XS Scuba Over Pressure Valve (OPV) Complete Assembly

1 reviews

SKU: XSSOPCA2

^$15

+ wishlist

In Stock

DESCRIPTION

A corrosion-resistant over pressure valve for lift bags and BCDs, preventing rupture and ensuring safety.

Catalina 80 Cubic Foot Aluminum Tank with Pro Valve

151 reviews

SKU: AQUTA80YL

~~$369.95~~ Save: $83 (22%)

^$286.95

+ wishlist

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
Fast delivery
Good customer service
Good value for the price
Versatile and lightweight

Catalina Pony Bottle Tanks with Pro Valve

70 reviews

SKU: AQUTP30

~~$264.95~~ Save: $32 (12%)

^$232.95

+ wishlist

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

Blue Reef Surface Marker Buoy (SMB)

29 reviews

SKU: BLRDBS6PK

^$54.95

+ wishlist

In Stock

DESCRIPTION

A blue surface marker buoy with a 6' length, easy to use oral inflator, and top D-ring attachment.

Pros

Good quality and well made
Affordable price
Compact and portable
Easy to use and inflate
High visibility

XS Scuba Deluxe 50 lbs. (22.68 kg) Lift Bag

16 reviews

SKU: XSSLB50OR

^$85.95

+ wishlist

In Stock

DESCRIPTION

A compact and durable lift bag with a 50 lbs. (22.68 kg) capacity for salvage and recovery.

TUSA Active Purge Assist (APA) for TUSA BCD's

8 reviews

SKU: TBTAPA

^$110

+ wishlist

In Stock

DESCRIPTION

A pneumatically assisted purge system with enhanced flow rates for easy care and maintenance.

Aqua High Pressure Port Extender

4 reviews

SKU: AQU57265

^$12.95

+ wishlist

In Stock

DESCRIPTION

A marine-grade brass extender with O-ring sealing for standard wrench use on thin hose flats.

Blue Steel Pro DIN/Yoke Valve

3 reviews

SKU: FBRPV10120

~~$59.95~~ Save: $15 (25%)

^$44.95

+ wishlist

In Stock

DESCRIPTION

A durable and versatile Blue Steel Pro DIN/Yoke Valve with high flow characteristics and easy conversion.

Thermo by XS Scuba Isolation DIN Manifold

1 reviews

SKU: XSSTPMD34N

^$329.95

+ wishlist

In Stock

DESCRIPTION

A durable Thermo isolation DIN manifold with Teflon-coated HP seat and easy-grip hand-wheel.

Cressi Elettra BCD

1 reviews

SKU: CSBETBXS

~~$639.95~~ Save: $230.00 (36%)

^$409.95

+ wishlist

In Stock

DESCRIPTION

A close-fitting BCD designed for women, with exclusive features, perfect buoyancy, and a stylish design.

Thermo by XS Scuba Modular DIN Valve

1 reviews

SKU: XSSTMDV34L

^$109.95

+ wishlist

In Stock

DESCRIPTION

A modular DIN valve with chromed stem, Teflon-coated seat, and easy-grip rubber hand wheel.

Apeks Brass SPG 360 BAR

SKU: APXPGOB

^$199

+ wishlist

In Stock

DESCRIPTION

A durable Apeks Brass SPG with clear face and over-pressure valve, measuring up to 360 BAR.

Thermo by XS Scuba DIN Valve for HP Steel Cylinders 3442 PSI

SKU: XSSVD34

^$106

+ wishlist

In Stock

DESCRIPTION

A high-pressure steel cylinder DIN valve with a Teflon-coated HP seat and chromed valve stem.

Page of 3

Per Page

More Results

Over Pressure Valves

When exploring the world of scuba diving, safety and reliability are paramount, and overpressure valves (often referred to as OPVs or opr valves) play a crucial role in ensuring both. These small but essential components are found in various pieces of scuba equipment, most notably in buoyancy devices such as BCDs (buoyancy compensator devices) and drysuits. An overpressure valve is engineered to release excess air or gas automatically when internal pressure exceeds a preset threshold, safeguarding both the diver and the equipment from the dangers of over-inflation or failure. Whether you’re gearing up for a winter dive in crisp February waters or planning for the upcoming spring dive season, understanding the function and importance of an overpressure valve can make a significant difference in your underwater experience. For those new to scuba or seasoned divers fine-tuning their kit, selecting the right buoyancy device scuba accessory with a reliable opr valve ensures that you can confidently manage your ascent and maintain control, even in challenging conditions.

For divers, the overpressure valve is more than just a technical feature—it’s a silent guardian that works behind the scenes. Imagine surfacing after a deep dive, feeling the gentle lift of your BCD as you add air to compensate for decreasing pressure. Without a properly functioning overpressure valve, the risk of over-inflation could lead to equipment damage or, worse, a rapid uncontrolled ascent. The opr valve is designed to vent excess air automatically, allowing you to focus on your dive rather than worrying about manual adjustments. This feature is especially valuable for those who enjoy exploring cold-water environments or diving with thick exposure suits, where precise buoyancy control is critical. Even for snorkelers or those enjoying recreational water sports, buoyancy devices equipped with overpressure valves add an extra layer of safety and peace of mind. They also make thoughtful gifts for diving enthusiasts—whether it’s a friend preparing for their first open water certification or a family member upgrading their gear for a tropical vacation, a high-quality buoyancy device with a dependable overpressure valve is a practical and appreciated choice.

When choosing equipment, consider the specific diving environments and personal preferences. For example, technical divers and those using drysuits often require overpressure valves with higher sensitivity and durability, as these devices must handle greater pressure differentials and more frequent venting. Recreational divers may prioritize ease of maintenance and compatibility with their existing gear. It’s wise to inspect and service opr valves regularly, especially before the dive season picks up in spring, to ensure optimal performance and longevity. At Scuba, we understand the importance of matching each diver with the right tools for safety and enjoyment. For a comprehensive selection of buoyancy devices featuring advanced overpressure valves, explore our curated list of Over Pressure Relief Bcds. Whether you’re preparing for a local winter dive or planning adventures in warmer waters, investing in quality overpressure valve equipment helps protect your gear, enhances your performance, and most importantly, keeps you safe beneath the surface.