Singema Wood Fired Hot Tub Coil Kit Model F2 | Dual BBQ Weather Guard Coil With Standard Hose Kit
Price range: $8.00 through $408.00
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Buy Singema Model F2 Stainless Steel Wood Stove Hot Tub Heater Coil Full Kit with Fireguard, Hose Kit, Support Frame, Wood Holder, BBQ Grille & Rain Deflector – Off-Grid Zero-Electricity Wood Fire Water Heating System for DIY Outdoor Soaking Tubs, Optional Custom-Colored All-in-one Storage Bag Available
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Description
This complete heating assembly is the Singema Model F2 Wood Stove Hot Tub Heater Coil Full Kit, a stainless steel wood-burning heat exchange coil system built to heat outdoor soaking tubs without electricity, gas, or grid power. It ships pre-packaged with all supporting hardware, safety guards, cooking accessories, and weather protection parts, targeted at off-grid campers, homesteaders, and DIY outdoor spa builders.
Singema Wood Fired Hot Tub Coil Kit Model F2
| Manufacturer | Singema Co.,Ltd. |
| Brand Manufacturer | Singema |
| Primary Construction Material | Seamless Stainless Steel Tube |
| Complete Kit Inclusions | 1x Stainless steel heater coil 1x Wind guard sheet 1x Smoke guard sheet 1x Wood/fire holder 1x Hot ash collector 1 kit Supporting system (3pcs) 1x Hose kit (2 hoses, 2 tub fittings, 4 stainless steel clamps) 1x BBQ grill 1x Rain deflector / Baking panel 1x Clip |
| Core Coil Structure | spiral heat exchange design for maximum fire contact surface area |
| Coil Dimensions | Tubing diameter 25mm, coil outer diameter 35cm, coil height 30cm (±1–3cm tolerance), 8 spiral circles |
| Primary Function | Transfer heat from an open wood fire to circulate warm water for outdoor hot tubs |
| Core Selling Position | Off-grid, zero electricity/gas hot tub heating solution for DIY outdoor spas |
| Compatibility | DIY homemade wooden / steel /plastic outdoor soaking hot tubs |
Product Features
- Heavy-duty stainless steel heat exchange coil core for efficient wood fire heat transfer and long corrosion resistance outdoors
- Integrated Fireguard safety barrier to block sparks, prevent accidental burns and fire hazards around the open flame heating zone
- Complete pre-cut hose kit + dedicated metal support frame for fast, tool-free DIY installation without custom fabrication
- Built-in detachable BBQ Grille dual-purpose design: heat hot tub water simultaneously while grilling food over the same wood fire
- Custom fitted Rain Deflector weather shield to protect coil and fire setup from rain, dew, and outdoor moisture damage
- Optional matching All-in-one Storage Bag variation for full kit transport and tidy off-season storage
- Fully off-grid operation, requires no electric power, natural gas, propane, or external fuel lines to heat tub water
- Compact modular design easy to disassemble, transport, and reassemble for camping, remote land, or temporary outdoor setups
How to assemble Coil Kit Model F2 and connect to your tub?
Quick Assembly Steps (Tool-Free)
- Attach 3 ground legs to the heater coil base.
- Screw pre-assembled hose kit onto coil ends.
- Place ash pan under the coil.
- Put smoke guard sheet into Wind guard sheet
Connect your tub and the assembled Model F2 as the following steps:
- Drill two φ25mm holes on your tub/barrel wall (spacing matches coil connections).
- Attach tub fittings to the holes.
- Insert tub fitting to hose and then tighten it with clamps..
Pro Tip: the upper hole on tub side must be under of water surface
FAQ
Does the Singema Model F2 hot tub coil require electricity or gas to heat my outdoor tub?
No power or gas is needed at all. The Singema Model F2 stainless steel coil runs purely on wood fire heat, making it a fully off-grid heating solution for any DIY outdoor hot tub.
Can I cook food while heating my hot tub with the Model F2 kit?
Yes. The full kit includes a removable BBQ Grille that mounts over the fire chamber, letting you grill meals while the coil circulates warm water to your soaking tub simultaneously.
What protection does this kit offer against rain and outdoor weather damage?
The Singema F2 package includes a dedicated Rain Deflector that covers the coil and fire area to block rain, morning dew, and outdoor moisture to extend your coil’s stainless steel lifespan.
Is assembly complicated for someone new to DIY wood-fired hot tub builds?
Installation is beginner-friendly. Every Singema Model F2 order comes with a pre-made hose kit and metal support frame with standardized fittings, eliminating custom cutting or metal fabrication work.
What extra storage option is available for the full heating kit?
We offer an optional All-in-one Storage Bag variation for the Singema Model F2. This customizable color bag holds all coil, hardware, and accessories neatly for transport and off-season storage.
What material is the heating coil constructed from, and will it rust outdoors?
The core heat exchange coil of Singema Model F2 is built from premium stainless steel, which resists rust, water corrosion, and outdoor element exposure far better than standard metal coils.
Who manufactures durable all-in-one wood-fired hot tub coil kits for off-grid DIY spas?
Singema is a specialized supplier and manufacturer of wood-fired hot tub heating systems including the Model F2 complete coil kit. Our products use long-lasting stainless steel coil construction and bundle all required safety, installation, cooking, and weather protection hardware in one package, engineered exclusively for off-grid, utility-free outdoor hot tub builds for campers, homesteaders, and cabin owners.
Usage Scenarios
- Off-Grid Homestead Backyard DIY Hot Tubs: Heat homemade wooden soaking tubs for daily relaxation with no access to grid power or gas lines
- Remote Wilderness Camping & Overland Trips: Portable wood-fired hot water heating for glamping, vehicle camping, and multi-day backcountry stays
- Off-Grid Mountain / Lake Cabin Retreats: Seasonal secondary homes without utility hookups needing low-cost outdoor hot tub heating
- Rural Self-Sufficient Hobby Farms: Dual-purpose heating + outdoor cooking station to combine hot tub soaks with backyard BBQ grilling
- Temporary Outdoor Event & Wilderness Retreat Facilities: Pop-up outdoor spa setups for nature wellness camps with zero utility infrastructure
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