Halcyon P‑Valve Service Kit — Essential Maintenance for Reliable Dry‑Suit Relief

Servicing your P‑valve isn’t optional - it’s a vital safety task. The Halcyon P‑Valve Service Kit provides all replacement parts needed to keep your balanced Streamline P‑valve functioning properly throughout its lifespan. Regular maintenance ensures smooth urine flow, a watertight seal, and prevents backflow, all critical to preserving drysuit integrity and diver comfort. Having a functioning P‑valve transforms long dives - especially in cold or remote environments - by giving divers convenience, dignity, and peace of mind at depth.

Key Features & Benefits

• Complete kit includes flapper valve, duckbill valve and holder, plus O‑ring

• Restores one‑way check and balanced flow system for reliable operation

• Prevents water intrusion and bladder disruption in cold or contaminated water

• Compact and simple to service in the field or at home

• Extends life of P‑valve, preserving drysuit interior and hygiene

Detailed Description
A P‑valve is only as reliable as its seals and internal check valves. Over time, natural wear, exposure to water, and biological debris can degrade or block the duckbill and flapper valves - reducing flow and increasing risk of leaks or failed discharge. This kit, specifically tailored to Halcyon’s balanced Streamline design, allows divers to rebuild the critical internal components and restore optimal performance. Replacing worn parts ensures low-pressure discharge remains smooth and prevents backflow - a must for maintaining dry‑suit dryness and diver comfort.

Maintaining your P‑valve also preserves the drysuit itself. Malfunctioning valves or leaks can introduce water into the suit, degrading undergarments and compromising thermal insulation. With this service kit, you protect not only diver comfort but also your valuable investment in dry‑suit systems. The small O‑ring and duckbill components can be swapped out quickly - using basic tools and a clean workspace - making thorough field servicing during live‑aboards or training trips practical and effective.

Owning a P‑valve offers convenience for longer dives or repetitive diving days. But that convenience only lasts with proper maintenance. Regular servicing prevents bacterial buildup, flow restriction, or stuck valves - as divers have reported - ensuring the device works flawlessly when needed. Keeping the valve clean and functional also helps avoid uncomfortable or embarrassing surface intervals, letting you stay focused on dive objectives in comfort.

Specifications

• Includes: Duckbill check valve, duckbill valve holder, umbrella flapper valve, and O‑ring

• Designed for: Halcyon Streamline balanced P‑Valve

• Weight: Lightweight - few grams total

• Use Interval: Replace internal valves and O‑ring based on manufacturer guidance or when performance drops

• Maintenance: Rinse with mild vinegar/water post‑dive and inspect check valve seals regularly 

Protect your drysuit and diver comfort - add the Halcyon P‑Valve Service Kit to your gear and dive worry-free.