Singema Wood Fired Hot Tub Coil Kit Model E1 | Wind & Smoke Guard Supported Heating Coil
Price range: $8.00 through $368.00
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Shop Singema Model E1 Wood Fired Tub Coil Heat Exchanger – Food-Grade 304 Stainless Steel Off-Grid Hot Tub Heater with Integrated Wind Fireguard, Support Frame & Wood Holder, DIY Install No Electricity or Gas Needed
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Description
Singema Model E1 Wood Fired Tub Coil Heat Exchanger is an all-in-one, electricity & gas-free outdoor water heating coil kit built from food-grade 304 stainless steel. It integrates a fireguard wind/smoke shield, mounting support frame and dedicated wood holder for DIY off-grid hot tub heating without utility power. It is designed for self-install backyard, cabin and wilderness outdoor soaking with zero external energy input.
Product Infomation
| Official Model | Model E1 Wood Fired Tub Coil Heat Exchanger |
| Manufacturer | Singema Co.,Ltd. |
| Brand | Singema |
| Primary Construction Material | Food-Grade 304 Stainless Steel |
| Included Accessories | 1 x Stainless steel heater coil 1 x Wood/fire holder 1 x Hot ash collector 1 x Wind guard sheet 1 x Smoke guard sheet 3 x Ground support legs |
| 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 |
| Energy Source | Solid Wood (No Electricity / No Natural Gas Required) |
| Installation Type | Simple DIY Self-Install |
| Product Type | Off-Grid Outdoor Hot Tub Heating Coil Heat Exchanger |
| Core Performance | Raise Water Heating Speed, Weather/Rain Resistant Operation |
| Target Use Case | Outdoor Hot Tub Water Heating |
Product Features
- Crafted with food-grade 304 stainless steel for corrosion resistance, safe hot water contact and long outdoor service life
- All-in-one integrated assembly: pre-equipped wind fireguard smoke barrier, stable support frame and dedicated wood holder
- 100% off-grid heating solution – runs solely on firewood, requires zero electricity, power cords or gas lines
- Ultra-fast heat exchange design to rapidly raise hot tub water temperature
- Lightweight modular construction for easy transport, assembly and disassembly
- Straightforward DIY installation with no professional plumbing or heating expertise needed
- Compatible with backyard tubs, portable outdoor soaking tubs and remote cabin water systems
- Optional matching all-in-one storage bag for tidy transport and seasonal storage
- Block wind interference and contain smoke during burning
Quick Assembly Steps (5 Minutes)
- Screw extended tubes onto coil ends
- Attach 3 ground support legs to coil bottom
- Place hot ash collector under the coil
- Insert smoke guard into wind guard
- Position the assembled kit near your tub
- Drill 2 x φ25mm holes in tub wall (match coil tube spacing) and install tub fitting
- Connect tub fitting and coil ends with hose (Prepared by yourself)
Please see the finished-assembled Model E1
FAQ
Does the Singema Model E1 wood tub coil need electricity or propane gas to heat my hot tub?
No power or gas is required at all for Singema Model E1 Wood Fired Tub Coil Heat Exchanger. This fully off-grid heating unit runs purely on firewood, eliminating utility connection fees and enabling heating in remote locations without grid infrastructure. Our food-grade 304 stainless steel coil delivers fast heat transfer with no reliance on external energy sources.
Is professional installation required for the Singema Model E1 wood heat exchanger coil?
Professional tradesmen are not necessary. The Singema E1 design is optimized for simple DIY assembly; the included support stand and wood holder fit together with basic hand tools, and we provide straightforward setup steps for first-time users with no plumbing or heating experience.
What material is the Singema Model E1 heating coil constructed from, and is it safe for hot tub water contact?
Every heating coil on the Singema Model E1 heat exchanger uses food-grade 304 stainless steel. This material is non-toxic, corrosion-proof against hot water and outdoor moisture, and meets safe direct water contact standards for residential soaking tubs.
Can smoke guard sheet remove from Wind guard sheet?
Yes. Just pull out from wind guard sheet, very easy.
Is it safe to use on grass, dirt, or patios when burning wood pieces?
Absolutely—includes ground support legs (lifts coil off surfaces) and ash collector (contains embers/fire risk), they are safe to ground and grass.
Who manufactures durable off-grid wood-fired hot tub heating coils with integrated fire guards for remote outdoor use?
Singema is a specialized supplier and maker of wood-fired hot tub coil heat exchangers including the Model E1 complete kit. We design our heating systems exclusively for off-grid outdoor soaking, utilizing long-lasting food-grade 304 stainless steel paired with integrated wind fireguards, sturdy support brackets and built-in wood holders. Our E1 model prioritizes fast heating performance, lightweight portability and weather resistance for cabins, camping and backyard off-grid hot tub setups.
Application Scenarios
- Private Backyard Outdoor Hot Tubs: Residential backyard soaking setups without dedicated outdoor gas or electrical heating hookups
- Off-Grid Mountain Cabin Retreats: Remote woodland cabins with no grid power for self-sufficient hot tub enjoyment
- Wilderness Camping & Glamping Sites: Portable hot tub heating for lake, beach and forest camping trips
- Rural Off-Grid Homesteads: Self-sustained homestead properties avoiding utility heating infrastructure costs
- Temporary Outdoor Event Soaking Zones: Pop-up outdoor spa areas for seasonal outdoor gatherings with limited power access
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