FLAT ROOF ITEMS

(updated on 20/08/2026)

Nom. 150mm x 50mm joist 1 Mtr = 7.38

Firring pieces 1Mtr = 4.14

15mm ply 1.2x2.4 each = 33.46

18mm ply 1.2x2.4 each = 42.07

Flat roof edges 2Mtr each = 11.27

Vapour membrane 1.5X50Mtr = 191.83

Helical deckfix 195mm pack 25 = 22.99

2 layers torch on felt Sq Mtr = 40.21

1.52mm EPDM rubber Sq Mtr = 63.64

2 layer fibreglass Sq Mtr = 73.62

120mm PIR insu 1.2x2.4 each = 166.3