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Roof and wall sheets

Built-up roof and wall systems

A built-up metal roof under construction, with insulation quilt laid between liner and outer sheets
Joris Ide

Built-up roof and wall systems: JI Shield or equivalent

A built-up system is a roof or wall assembled on site in layers: liner sheet, brackets, insulation, then the outer sheet. We supply Joris Ide's JI Shield build-ups, or an equivalent to the same U-value, with every part on one quote and one delivery.

Manufacturer
Joris Ide
Airtightness
Down to 10 m³/h/m²

Choose your build-up

Three choices, then send it to us for a price on the full build-up.

Roof or wall?

Roof or wall

Pick the outer sheet

Outer sheet

JI Shield Roof 1: JIC 32-167-1000 outer sheet, 0.70 mm, over a JIC 32-200-1000 (MW5L) liner, 0.70 mm.

Section drawing of JI Shield Roof 1Drawing (PDF) for JI Shield Roof 1

Pick the depth for the U-value you need

A deeper bracket takes more insulation and gives a lower U-value.

Bracket depth for JI Shield Roof 1
JI Shield Roof 1 by bracket depth
U-value (W/m²K)Bracket (mm)System depth (mm)Sound (Rw dB)
10013341
12015341
18521845
20023345
22025345
24027345
26029347
28031347
30033347
32035347

JI Shield Roof 1. Or an equivalent, quoted side by side.

Quote this build-up

Images, drawings and figures: Joris Ide, JI Shield brochure (July 2024). U-values calculated to BR 443 and EN ISO 6946; wall fire ratings to BS 476 Part 22 (120 minutes' integrity, 15 minutes' insulation). Figures can change, so the data sheet with your quote is the one that counts.

  • Joris Ide JI Shield roof and wall build-ups
  • Or an equivalent, quoted side by side
  • U-values from 0.48 down to 0.14 W/m²K
  • Flashings folded to match in-house

What's in a built-up system

The liner sheet fixes to the purlins or rails and forms the inside face. Brackets and spacer bars sit on top and hold the outer sheet at the right height. Insulation fills the gap, and the outer sheet keeps the weather out. The deeper the bracket, the more insulation, and the lower the U-value.

We supply the full build-up: liner, brackets and bars, insulation, outer sheets, fillers, sealants, fixings and rooflights, plus the ridge, barge and corner flashings folded to match in-house.

JI Shield from Joris Ide

JI Shield is Joris Ide's range of tested built-up systems: three roof build-ups and eight wall build-ups, with the sheets laid vertically or horizontally. Joris Ide publishes the thermal, acoustic and fire figures for each one, so the spec is set out before anything is ordered.

Joris Ide's figures include airtightness down to 10 m³/h/m², and wall build-ups tested to 120 minutes' fire integrity and 15 minutes' insulation.

Or an equivalent

If the job is specified as JI Shield "or equivalent", send us the spec. We'll quote an equivalent build-up to the same U-value next to the JI Shield price, with the data sheets for each, so you can choose with both in front of you.