Specifications

Thermal kit Specification

February 2015
Download the Breton Coastal Homes – Price Guide pdf

Bronze
Open Panel
Silver
Open Panel
Silver
Closed Panel
Gold
Closed Panel
Platinum
Closed Panel
Ground Floor – by others
Insulated Concrete Ground Floor
Designed / Supplied by others
See assumed insulation thickness
60mm PU 65mm PU 65mm PU 120mm PU 160mm PU
U2 Value W/m2K (below slab) 0.20 0.19 0.19 0.13 0.10
External Walls
Breather membrane Reflective Reflective Reflective Reflective Reflective
OSB sheathing 9mm 9mm 9mm 9mm 9mm
Framing 140mm 140mm 90mm 140mm 235mm
Insulation 140mm Frametherm 40 140mm Frametherm 35 90mm PU 140mm PU 235mm PU
OSB Sheathing Not applicable Not applicable 9mm 9mm 9mm
Vapour control layer Not applicable Reflective Reflective Reflective Reflective
Service Void / Battens Not applicable 35mm 35mm 35mm 35mm
Plaster board 15mm TE vapoursheild 15mm TE Plain 15mm TE Plain 15mm TE Plain 15mm TE Plain
U2 Value W/m2K 0.25 0.20 0.20 0.15 0.11
Roof – Horizontal Ceiling
Insulation 280mm Frametherm 40 370mm Frametherm 40 370mm Frametherm 40 420mm Frametherm 40 560mm Frametherm 40
U2 Value W/m2K 0.15 0.11 0.11 0.10 0.08
Roof – Coomb/Sloping
Insulation 140mm PU 170mm PU 170mm PU 170mm PU 170mm PU
+25mm PU
Vapour control layer Not applicable Not applicable Not applicable Reflective Reflective
Service Void / Battesn Not applicable Not applicable Not applicable 35mm 35mm
Plasterboard 15mm TE vapoursheild 15mm TE vapoursheild 15mm TE vapoursheild 15mm TE Plain 15mm TE Plain
U2 Value W/m2K – Tiled Roof 0.21 0.17 0.17 0.16 0.13
U2 Value W/m2K – Slate Roof 0.19 0.16 0.16 0.14 0.12
Roof – Hanging post
Insulation 140mm Frametherm 40 140mm Frametherm 35 140mm Frametherm 35 170mm PU 170mm +25mm PU
Vapour control layer Not applicable Not applicable Not applicable Reflective Reflective
Service Void / Battens Not applicable Not applicable Not applicable 35mm 35mm
Plasterboard 15mm TE vapoursheild 15mm TE vapoursheild 15mm TE vapoursheild 15mm TE Plain 15mm TE Plain
U2 Value W/m2K 0.28 0.26 0.26 0.16 0.13
External Joinery – W/m2K
Windows (whole product) 1.40 1.40 1.40 1.40 1.40
External doorsets (average product) 1.40 1.40 1.40 1.40 1.40

We have 5 levels of thermal specification to choose from – ranging from that which will ensure a “pass” to make sure you meet current regulations to the highest level of performance which you can be sure will “future proof” your new home.