| Type | Index number | Status |
|---|---|---|
| Centralised MEV and MVHR systems | 500332 | Normal |
| Brand | Model name | Model qualifier |
| Polypipe Ventilation | Silavent HRX2 | |
| System type | balanced whole-house mechanical ventilation with heat recovery | |
| Duct type | rigid | |
| Minimum duct size | 125 mm diameter or 204 x 60 rectangular or larger | |
| Original manufacturer name | Polypipe Ltd | |
| Current manufacturer name | Polypipe Ltd | |
| Manufacturer address |
New Edlington Broomhouse Lane Broomhouse Lane Doncaster DN12 1ES |
|
| Manufacturer phone | 01709 770000 | |
| Manufacturer website | www.polypipe.com | |
| First year of manufacture | 2013 | |
| Final year of manufacture | current | |
| Summer bypass | no | |
| Integrated to exhaust air heat pump | No | |
| Entry updated | 26/04/2017 11:15 | |
| K+n wet rooms | SFP (W/l/s) [2009] | Efficiency (%) [2009] | SFP (W/l/s) [2012] | Efficiency (%) [2012] | SFP (W/l/s) [10] | Efficiency (%) [10] |
|---|---|---|---|---|---|---|
| n = 1 | 0.53 | 95% | 0.48 | 94% | 0.48 | 94% |
| n = 2 | 0.47 | 94% | 0.50 | 94% | 0.50 | 94% |
| n = 3 | 0.46 | 94% | 0.59 | 93% | 0.59 | 93% |
| n = 4 | 0.52 | 93% | 0.71 | 92% | 0.71 | 92% |
| n = 5 | 0.57 | 92% | 0.85 | 91% | 0.85 | 91% |
| n = 6 | 0.67 | 92% | 1.00 | 90% | 1.00 | 90% |
| n = 7 | 0.77 | 91% | 1.15 | 89% | 1.15 | 89% |
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