Description
Product Information
| Product Dimensions | 1200 mm x 1200 mm (1.44 m²) |
| Product thickness | Systems with a 1:30 & 1:40 fall: 60 mm minimum Systems with a 1:60 & 1:80 fall: 30 mm minimum All systems: Unlimited maximum* |
| Taper Gradients | Falls of 1:30, 1:40, 1:60 and 1:80** |
**For information regarding tapered roof designs incorporating Kingspan Therma TT46 in a wider range of falls please contact the Kingspan Insulation Technical Service team at technical@kingspaninsulation.com.au.
Assumption and Key
The roof insulation shall be Kingspan Therma TT46____ mm thick, comprising a CFC/HCFC-free and zero Ozone Depletion Potential (ODP) rigid thermoset insulation core with composite foil facings on both sides, manufactured under a management system certified to ISO 9001:2015, ISO 14001:2015 and OHSAS 18001:2007 by Kingspan Insulation Limited and shall be installed in accordance with the instructions issued by them.
A Project Specific Warranty provided by Kinspan Insulation must be submitted.
Specify with:
Kingspan Therma TT46 is also manufactured to the highest standards in accordance with the requirements of:
| Requirement | Rigid polyisocyanurate (PIR) and polyurethane(PUR) products for building end–use applications |
| BS 4841-4 | Specification for laminated boards (roofboards) with auto–adhesively or separately bonded facings for use as roofboard thermal insulation under single−ply roofing membranes |
Spanning On Metal Decks
| Trough Opening (mm) | Minimum Insulant Thickness (mm) |
| ≤75 | 25 |
| 76 – 100 | 30 |
| 101 – 125 | 35 |
| 126 – 150 | 40 |
| 151 – 175 | 45 |
| 176 – 200 | 50 |
| 201 – 225 | 55 |
| 226 – 250 | 60 |
Product Testing
| Characteristic | Standard | Result |
| Compressive Strength | AS 2498.3 | Typically exceeds 150 kPa at 10% compression |
| Water Vapour Resistance | AS 2498.5 | > 100 MN·s/g |
Fire Performance
Kingspan Therma TT46, when subjected to the British and Austrlian Standard fire tests specified in the table below, will achieve the result shown, when waterproofed with a single–ply waterproofing membrane.
| Test | Result |
| BS 476-3: 2004 (external fire exposure roof test) |
Dependent on single-ply membrane adopted |
| AS 1530.3 (Ignitability. Flame Spread, Heat Release, Smoke Release) |
Spread of Flame Index: 0 Smoke Development Index: 1 |
| AS 2122.1 (Flame Propagation AS 1366) |
Complies |
FM Certification
Kingspan Therma TT46 is certified as achieving Class 1 Insulated Steel Deck Pass to Factory Mutual Research Standards 4450 (Approval Standard for Class 1 Insulated Steel Deck Pass) and 4470 (Approval Standard for Single–Ply, Polymer–Modified Bitumen Sheet, Built–Up Roof (BUR) and Liquid Applied Roof Assemblies for use in Class 1 Non-combustible Roof Deck Construction), subject to the conditions of approval as a roof insulation product for use in Class 1 roof constructions as described in the current edition of the Factory Mutual Research Approval Guide.
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