LPS 1208 composite construction elements

Hemsec Manufacturing Limited

Stoney Lane
Rainhill
Prescot
Merseyside
L35 9LL
United Kingdom

Tel: +44 (0)151 426 7171 • Fax: +44 (0)151 493 1331
Email: sales@hemsec.com • Web: www.hemsec.com


Certificate No 558a to LPS 1208: Issue 2


Hemsec SIP Firecheck

Product Total

system

thickness

(mm)

Fire resistance (min)

Integrity

Fire resistance (min)

Insulation

Load

bearing

capacity

under test

conditions

Max unsupported

span (m)

Grading

Core

Material

Cert. No.
Hemsec SIP Firecheck (wall system)

160 to 287

75

75

11.67kN

per linear

metre

2.6

FR60

PUR

558a/11



See below for all products listed in this group including notes.

Hemsec SIP Firecheck

Product

Total

system

thickness

(mm)

Fire resistance (min)

Integrity

Fire resistance (min)

Insulation

Load

bearing

capacity

under test

conditions

Max unsupported

span (m)

Grading

Core

Material

Cert. No.
Hemsec SIP Firecheck (wall system)

160 to 287

75

75

11.67kN

per linear

metre

2.6

FR60

PUR

558a/11
Hemsec SIP Firecheck (wall system)

257.5 - 329.5

101

101

Not applicable

3.0

FR90

PUR

558a/13

 

Notes:
SIP Firecheck System Notes:
1.    LPCB Ref No. 558a/11 - Hemsec SIP Firecheck panel system consists of rigid polyurethane foam core (125mm - 252mm  thick) sandwiched between 15mm orientated strand boards (OSB-3).  The system was clad on the fire exposed face with a single layer of British Gypsum 'Gyproc' 12.5mm wall board (outer layer) and a single layer of British Gypsum 'Gyproc Fireline' 12.5mm board (inner layer), board layer joints staggered by 600mm and fixed to softwood timber batons at 600mm centres with 3.5mm x 50mm dry wall screws at 300mm centres.  A total load of 35kN was applied for the duration of the test to a 3.0m wide test sample
2.    LPCB Ref No. 558a/13 - Hemsec SIP Firecheck wall system is approved to LPS 1208 as a non load-bearing, non structural built up wall system of the following configuration; Rigid polyurethane foam core (150mm to 222mm thick) sandwiched between 15mm orientated strand boards (Krono OSB-3), the panel size is 1.2m x 3.0m and installed with 3 metre joints vertical and consisting of 148mm deep x 70mm thick x 3000mm long timber spline joints inserted into 35mm pre-formed rebates in the core insulation, the joints are fixed with adhesive and nail fixings at a100mm centres.  The system is clad on the fire exposed face with two layers of British Gypsum wall boards; A single layer of 'Gyproc' 12.5mm wall board (outer layer) and a single layer of 'Gyproc Fireline' 15mm board (inner layer), with the wall board joints between layers staggered by 600mm and fixed to softwood timber battens 50mm x 50mm spaced at 600mm centres with 3.5mm x 50mm dry wall screws at  300mm centres, the stud cavity is filled with Knauf Rocksilk Universal slab RW33 insulation.
  

 


 

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