Zeagle F8 1st Stage with F8 2nd Stage

The Zeagle F8 1st Stage with F8 2nd Stage is a diaphragm regulator designed for scuba and diving gear that prioritizes reliable performance and durability. It features an environmentally sealed dry-chamber design and a dry-weight of 2.6 lb (1.2 kg). Developed in collaboration with Atomic Aquatics, the F8 integrates more than 20 improvements to breathing performance and long-term service life for divers.

Designed to support practical, field-ready scuba setups, the F8 system offers smooth airflow, a compact footprint, and ergonomic handling for diving enthusiasts. This combination of components is tailored for dependable operation across a range of conditions, with a focus on maintenance accessibility and gear compatibility.

• Dry-sealed spring chamber prevents freezing in cold water (below 40°F / 4°C).
• Environmentally sealed design with a braided hose for enhanced reliability in diving gear.
• Coated finishes include flat black chrome plating on the first stage and durable black PVD coating on high-use port plugs to resist corrosion.
• Color kit personalization allows customization of the F8 to match individual diving gear style.
• Front cover with anti-surge design and a redesigned stylized “Z” logo for improved protection and aesthetics.
• Smaller mouthpiece with super-soft silicone and tear-resistant bite lugs for comfortable extended dives.
• Exhaust valve features improved dryness and lower exhalation effort for easier breathing.
• Inhalation effort control knob provides grip-friendly adjustment for breathing performance.
• Threaded covering enhances safety and durability in rugged diving environments.
• Heat sink with improved materials and larger surface area to dissipate cold during deep or cold-water dives.
• Zirconium-plated inlet tube increases corrosion resistance in harsh seawater.
• Inhalation diaphragm with improved response and tear strength for consistent performance.
• Co-molded components provide grippy, easy-to-use interfaces and reduce wear.
• Co-molded silicone mouthpiece offers a better fit and lower jaw fatigue on long dives.
• Redesigned poppet with improved tolerances for reliable valve operation.
• Patented seat-saving orifice supports efficient, low-leakage performance.
• Low-pressure 2nd stage seat design for stable downstream airflow.
• 2nd stage spring made from a super alloy for durability in demanding diving conditions.
• Made in the USA — Berry Compliant for responsible manufacturing.
• Specifications: Dry weight 2.6 lbs / 1.2 kg • HP/LP ports 2/5 • Environmentally sealed Yes • Braided hose Yes • Service interval 2 years