Zero Ridge
Thermodual TDA 25 (WP)
| HETAS ID: | J52130 |
|---|---|
| App. Type: | Independent Boilers |
| Fuel Type: | Wood Pellets, Wood Logs |
| Manufacturer Address: | Walwyn Court, Much Marcle, Herefordshire, HR8 2LY |
|---|---|
| Manufacturer Email: | info@zeroridge.co.uk |
| Telephone Number: | (+) 44 (0) 1531 584 000 |
Performance
HETAS has audited and verified that all applicable clauses in the test report have been passed in respect of the materials, design, and construction in accordance with the relevant BS EN type test standard for the appropriate technology, performance criteria of which is below;
| Net Efficiency - Wood Pellets - Full Load | 91.7% |
|---|---|
| Gross Efficiency - Wood Pellets - Full Load | 84.4% |
| Net Efficiency - Wood Pellets - Part Load | 91.7% |
| Gross Efficiency - Wood Pellets - Part Load | 84.4% |
| Net Efficiency - Wood Logs - Full Load | 93.5% |
|---|---|
| Gross Efficiency - Wood Logs - Full Load | 85.1% |
Safety
The product certified has been assessed for its suitability for installation in domestic properties against the requirements of the Building Regulations and appropriate standards. The performance of the appliance has been verified as meeting the following technical performance attributes;
| Combustible Clearances - Rear | PASS mm |
|---|---|
| Combustible Clearances - Side | PASS mm |
| Hearth Temperature | > PASS |
| Tool Required for Refue/De-Ash | No |
*HETAS product approval is not valid for appliances fitted with an external air supply ducted directly to the appliance. The installer should reference HETAS technical note TN_0020 General Guidance for the Installation, Risk Assessment & Commissioning of Solid Fuel Appliances with a Dedicated External Air Supply for more information.
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