U-Value Certifications
| Certificate No. | Company Name | Postcode | Product Name | Product Description | Type | Material | U Value | Solar Factor |
|---|---|---|---|---|---|---|---|---|
| U0001 | The Sash Window Workshop Ltd | RG12 1NA | Vertical Sliding Sash Window | Accoya Vertical Slider with Fineo 8 glazing | Window | Timber | 1.4 | 0.4 |