Roof Pitched

The system complies with the most stringent of standards – from baseline building regulations through to Passivhaus.

The system is suitable for most external finishing options, including metal, clay and slate tiling. All bold components for the system are available from Unity Lime.

CROSS SECTION OF SYSTEM

  1. Roofing (tiles, slates, sheeting etc.)
  2. Min 50mm ventilation one.
    – 25mm tiling batten
    – 38mm counter batten with PAVAFIX SN BAND
  3. (Optional) Breathable Membrane
  1. Above Rafter Insulation
    ISOLAIR
    COMBI (Membrane required)
  2. Between Rafter Insulation
    PAVAFLEX
    PAVATEXTIL-P
  1. Airtightness & Racking (OSB3/DB3.5 MEMBRANE)
    – Taped with PAVAFIX
  2. Service void 25mm – optional (can be insulated for improved performance)
  3. Plaster carrying board + skim

COMPONENTS AND ACCESSORIES FOR ROOF PITCHED

SYSTEM PERFORMANCE

u-values
0.26 – 0.10

y-values
0.05 – 0.02

Airtightness
5 – 0.6 @50pa