Technical Information
Using the Highest Performance Weather Seals
Weatherfin provides a high performance weather seal with low friction sliding.
 |
Achieving the Highest Standards for Air Infiltration Performance Independent testing by NAMAS approved laboratory confirmed that the Ventrolla Perimeter Sealing System, is the only system of its kind to meet the highest requirements of this British Standard |
 |
Improving Energy Efficiency and Comfort With the Ventrolla Perimeter Sealing System, air changes per hour are substantially reduced, achieving a 30% improvement in the Window Energy Rating (WER). |
 |
A Reduction in Noise Minimising the air gap around the sash window frame with the Ventrolla Perimeter Sealing System was independently tested and fell within the 6-10dB noise reduction range. |
If you would like to submit a technical question, please click here
