VENT CAPS

• Premium’s patented Vent Caps are simple, reliable, and easy to operate
• Only one function, stem rotation, is required for closure
• T-Handle or D-Handle Stem is easy for ROV to engage and operate
• Triple or Double seals can be tested Anywhere / Anytime before launch
• Positive ID-OD O-ring seal – sealing force increases as pressure increases
• Reliable seal is independent of water depth. 
• Vent caps can be operated in any orientation, vertical or horizontal
• Contingency cover available for risk mitigation
• Self-contained anodes along with epoxy coating for 30+ year life
• Full material traceability provided in Manufacturing Record Book
• Specialty trims, coatings, materials, and configurations available to meet user requirements
• ABS type class approval on PS series (PD series in process)

Premium Subsea pioneered the Vent Cap used on suction piles. Its simple design is easily operated and can be tested  Anywhere / Anytime. No special ROV tooling required. Vent Caps are available for bore diameters from 12" to 48" - handling a wide range of differential pressures. We serve shallow to ultra-deep water. 

Our most popular Vent Cap model with a remarkable track record. This product is ABS Type Class Approved.

• Bi-directional triple seal – testable Anywhere / Anytime before launch
• Single function operation
• Rising Stem design
• Upgradable materials available

PATENT 9,221,522

Larger Vent Caps are available for bore diameters from 42” to 48”. These Heavy-Duty Caps are also ABS Type Class Approved.

• Bi-directional triple seal – testable Anywhere / Anytime before launch
• Single function operation
• Non-rising stem
• Upgradable materials available

PATENT 9,458,595

Consistent reliability at a lower cost.

• Bi-directional dual seal – testable  Anywhere / Anytime  before launch
• Top and Closure are pre-assembled to Flange at the Factory
• Rising stem design
• Upgradable materials available

 PATENT 11,136,092