Technical

• What is a U-value?
• Do I have to have trickle vents?
• What are the external sightlines?
• What are the U-values for The Residence Collection windows?
• What are the different jointing systems available?
• Do your windows achieve PAS24
• Do your windows achieve Secure By Design (SBD)?
• What are the U Values for Residence windows?
• Can I have CAD details for R7?
• Can I have CAD details for R9?
• Can I have CAD details for R7?
• Can I have CAD details for R2?
• Can I have Listed Building Info?
• Can I have Conservation info?
• Can I get a feeling about whether the R7 or Residence2 is a more expensive / premium product?
• What size should the gap between the frame and sash be (Where you can see the gaskets)?