Wooden Barrel Hot Tub Heater Coil – Food-grade Stainless Steel Fire Coil

Upgrade your off-grid outdoor bathing experience with our food-grade 304 stainless steel fire pit hot tub water heating coil kit, equipped with durable quick connect hose fittings for fast, tool-free installation. Built with a spiral heat exchange structure, this wood-fired tub coil maximizes fire contact surface area to heat your wooden hot tub, barrel tub, or small outdoor pool without electricity.

This all-in-one hose accessory bundle includes 2 long 100cm hoses, 2 tub connection fittings, 1 shut-off stop valve, and 6 heavy-duty stainless steel clamps to prevent water leakage during long-term outdoor use. Designed for DIY outdoor enthusiasts, campers, and eco-friendly off-grid users, the compact heating coil delivers reliable wood-fired heating performance while remaining portable for camping, backyard leisure, and remote natural bathing setups.

Crafted from corrosion-resistant stainless steel rigging hardware, the coil withstands constant hot water exposure and harsh outdoor weather conditions. Compatible with all standard tub models （wall thickness 1-5cm), this quick connect heating coil kit simplifies hot tub maintenance and replacement, eliminating complicated pipe welding or permanent plumbing work. Ideal for anyone seeking cost-effective, sustainable outdoor heating solutions without relying on gas or electric power.

Wooden Barrel Hot Tub Heater Coil – Model El