1. Introduction
These Terms of Service ("Terms") govern your use of the GreenArk website (greenark.co) and the purchase of GreenArk products ("Products"). By accessing our site or placing an order, you agree to these Terms.
GreenArk is a brand of Duopower. References to "we", "us", or "our" mean Duopower / GreenArk.
2. Products
2.1 GreenArk Pro
The GreenArk Pro is a plug-in home battery system consisting of a battery module and integrated inverter. Capacity: 2.6kWh base, expandable up to 15.6kWh (6 packs). Price: £999 (incl. VAT).
2.2 Additional Battery Packs
Additional battery packs can be purchased separately to expand your GreenArk Pro system. Price: £599 (incl. VAT) per pack.
2.3 GreenArk Ultra
The GreenArk Ultra is a higher-capacity variant. Pricing and availability to be announced. Pre-orders may be taken for interest-gathering purposes.
3. Pricing & Payment
All prices are in British Pounds (£) and include VAT at the applicable UK rate. Payment is processed securely via Stripe. We accept major credit/debit cards. You agree to pay the full amount at the time of purchase.
4. Shipping & Delivery
Shipping costs and estimated delivery times will be provided at checkout. We aim to dispatch orders within the timeframe stated on the product page. We are not responsible for delays caused by carriers, customs, or events beyond our reasonable control.
5. Warranty
GreenArk Pro and Ultra products come with a 10-year full replacement warranty against manufacturing defects. This covers the battery and inverter. The warranty does not cover:
- Damage caused by misuse, improper installation, or unauthorised modifications
- Normal wear and tear
- Damage from external factors (fire, flood, lightning, etc.)
To make a warranty claim, contact support@greenark.co with proof of purchase.
6. Returns & Refunds
Under UK consumer law (Consumer Contracts Regulations 2013), you have the right to cancel your order within 14 days of receiving the product for a full refund, provided the product is unused and in its original packaging.
To initiate a return, contact support@greenark.co. You are responsible for return shipping costs unless the product is faulty.
Refunds will be processed within 14 days of receiving the returned product.
7. UKCA Certification
UKCA certification is pending and expected by the end of June 2026. Products are sold under existing CE certification (CE-LVD, CE-EMC, EN IEC 62619, UN38.3) in the meantime. All units will be UKCA-certified before the end of June 2026.
8. Installation & Safety
As of April 15, 2026, UK plug-in solar regulations permit the installation of compliant battery systems without a licensed electrician. GreenArk Pro is compliant with this regulation.
You are responsible for ensuring the product is used in accordance with the provided user manual and safety instructions. Do not attempt to open, modify, or repair the unit yourself.
9. Limitation of Liability
To the maximum extent permitted by law, our liability for any claim arising from the use of our products or website is limited to the purchase price of the product. We are not liable for:
- Indirect or consequential damages
- Loss of profits, data, or energy savings
- Damages arising from improper installation or use
Nothing in these Terms excludes or limits liability for death or personal injury caused by negligence, fraud, or any other liability that cannot be excluded by law.
10. Intellectual Property
All content on greenark.co — including text, images, logos, and product designs — is the property of Duopower and is protected by applicable intellectual property laws. You may not reproduce, distribute, or modify any content without our written permission.
11. Governing Law
These Terms are governed by the laws of England and Wales. Any disputes arising from these Terms or your use of our products shall be subject to the exclusive jurisdiction of the courts of England and Wales.
12. Changes to Terms
We reserve the right to update these Terms at any time. Changes will be posted on this page with an updated "Last updated" date. Continued use of our site or products after changes constitutes acceptance of the new Terms.
13. Contact
For any questions about these Terms:
Email: support@greenark.co
Website: greenark.co
GreenArk is a brand of Duopower.