The Grande 38 Aviation Double Wall Tank is purpose-built for secure, aboveground bulk storage and dispensing of aviation fuels such as Avgas and Jet A-1. Designed for airports, heliports, remote airfields, and aviation fueling operations, this tank features aviation-specific safety standards, stainless steel fuel contact surfaces, and a modular ISO container footprint for seamless transport and installation.

Features and Benefits:

• Capacity: Safe fill level of approximately 35,380 litres (9,346 US gallons); total capacity approximately 37,250 litres (9,840 US gallons) — confirm with Unity Fuel Solutions for aviation model specifics
• Double-Wall Aviation Construction: “Tank-in-tank” design with a 6mm thick GR 304 stainless steel inner tank and 6mm mild steel outer tank, providing total integral secondary containment — fully compliant, no external bunding needed
• Stainless Steel Contact: All wetted surfaces, including the inner tank, fuel lines, piping, and fittings, are GR 304 stainless steel—eliminating contamination risk and meeting all aviation fuel purity standards
• Aviation Fuel Ready: Designed, built, and certified for safe, compliant storage and dispensing of Avgas and Jet A-1
• Floating Suction: Draws fuel from the cleanest part of the tank, reducing sediment uptake (Aviation series standard feature)
• Overfill Protection: Advanced overfill alarm and intrinsically safe (Ex-i) high-level alarms ensure maximum safety (Aviation specification)
• Emergency and Pressure Venting: Free vent pipe, emergency vent, and optional pressure/vacuum vent as standard for aviation requirements
• Modular ISO Container Footprint: Built to standard 40-foot ISO shipping container dimensions for rapid global logistics, simple stacking, and effortless on-site setup
• Strong, Durable Build: Pressed corners, reinforced top, and a curved tank roof for structural strength and water drainage
• Sloping Floor & Sump: Sloped to a 50:1 collection sump for easy water or particulate removal, with a separate sampling cabinet for aviation fuel quality checks
• Pump Bay: Secure, lockable, fully bunded and weatherproof compartment for fueling pumps, meters, and accessories
• Internally Baffled: Minimizes fluid movement, ensuring stability and safety, especially during relocation
• Paint Finish: Industrial-grade 250–300 micron white coating (custom colors available) for maximum protection in harsh climates
• Statutory Signage: Supplied with all required hazardous material and aviation compliance decals

Compliance and Safety:

• Meets or exceeds UL 142, ULC-S601-14, and all relevant FAA/aviation fuel storage standards for double-walled aviation tanks
• Stainless steel contact points prevent fuel contamination and rust—essential for aviation fuel integrity
• Integral double-wall containment delivers built-in leak detection—no need for external concrete bunds
• Each unit is air pressure tested prior to delivery for leak-tight assurance
• Delivered with complete compliance signage and documentation

Suitable For:

• Commercial airports and heliports
• Remote airstrips, offshore fueling operations
• Any operation needing compliant, high-purity Avgas or Jet A-1 storage and refueling

Specifications:

Safe Fill Level: Approximately 35,380 litres (9,346 US gallons)
Total Capacity: Approximately 37,250 litres (9,840 US gallons)
Dimensions (L x W x H): ~12,192mm x 2,438mm x 2,896mm (480in x 96in x 114in; confirm with supplier)
Bare Weight: ~13,570 kg (29,920 lbs)
Double-Wall Construction: 6mm GR 304 stainless steel inner, 6mm mild steel outer
Pump Bay: Yes, bunded and lockable
Baffling: Internally baffled
Maintenance: Dual manways, sloped floor to sump, sampling cabinet
Certifications: UL 142, ULC-S601-14, meets all aviation fuel requirements
Accessories: Stainless steel fuel contact, floating suction, overfill and high-level alarm, emergency vent, updraft vent, calibrated dipstick, compliance signage

With premium aviation-rated construction, robust double-wall containment, and easy modular ISO transport, the Grande 38 Aviation Double Wall Tank by Unity Fuel Solutions delivers clean, secure, and fully compliant aviation fuel storage—perfect for airports, heliports, and remote fueling bases.