tanzenenergy

Solar · Battery · Graphene Heating

the future of off-grid heating
is taking shape.

We're building the complete off-grid energy loop — solar generation, sodium ion storage, graphene heating. Some of this is ready now. Some is still in development. We'll always be honest about which is which.

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the off-grid challenge

Traditional heating systems assume mains gas or reliable grid electricity. Off-grid properties in West Wales — caravans, cabins, glamping pods, shepherd's huts — don't have that luxury.

Wet underfloor heating needs a boiler and plumbing infrastructure. Conventional electric UFH draws too much power for battery systems. LPG and oil are expensive, dirty, and require deliveries.

Graphene heating changes the equation. The mats draw significantly less energy than conventional electric UFH, heat up in 75 seconds, and operate at 48V DC — making them far better suited to battery-powered systems.

how it works together

The full loop — generate, store, heat. Each component is chosen to work as part of a complete system.

01

generate.

Solar panels sized for your property and usage. Works even on cloudy Welsh days — panels generate from daylight, not direct sun.

02

store.

Battery storage holds generated energy for when you need it. We can discuss the best storage options for your setup during the survey.

03

heat.

Haydale graphene mats convert stored energy into warm floors. Currently powered via a step-down transformer from your battery system or mains supply.

A note on direct 48V integration

The JustHeat panels operate at 48V DC but currently require a 240V mains supply via a step-down transformer. Direct 48V solar-to-battery-to-heating (eliminating the transformer) is in active R&D with Haydale. We're working with them to help bring this to market and will be the first installer in West Wales to offer it when ready.

perfect for

Caravans & Motorhomes

Thin mats install under existing flooring. Low power draw suits battery systems. Warm floors on cold mornings without running the engine.

Cabins & Shepherd's Huts

No plumbing needed. No boiler. Solar and battery keep you heated off-grid. The system handles the Welsh winter.

Glamping Pods

Premium guest experience. Warm floors are the difference between a 4-star and 5-star review. Glamping is booming across Pembrokeshire and Ceredigion.

Garden Offices & Studios

Year-round comfort without running heating from the main house. Efficient enough to run from a modest solar setup.

the future of off-grid storage

We're closely following developments in sodium ion battery technology as a potential future alternative to lithium for off-grid energy storage.

The advantages are compelling — sodium ion cells are non-toxic, made from abundant seawater-derived materials, carry significantly lower fire risk than lithium, and maintain full performance at temperatures as low as -20°C. For off-grid properties in West Wales, that cold-weather resilience matters.

This isn't something we offer yet. The technology is still maturing and we want to be sure of the supply chain, installer accreditation, and long-term reliability before we recommend it to clients. When we're confident it's ready, we'll be among the first to bring it to West Wales.

In the meantime, if battery storage is part of your off-grid plans, we can discuss the options available today during your free property survey.

off-grid installations

Case studies from off-grid properties across West Wales.

Off-grid case studies coming soon. Our first installations are underway — check back for real performance data and client feedback.

ready for warm floors without the disruption?

Book a free property survey. We'll assess your space, explain exactly how graphene heating works in your home, and give you a clear quote. No pressure, no hard sell.

Book a Free Survey