Where can I gain my knowledge on fire doors?
A good source of information on the specification of fire doors is from www.asdma.com
Can the seals be interrupted at the hinge and lock/latches?
/in Rigid Box Seals /by Pyroplex LtdThe amount of interruptions will be determined by the hinge size used, for further information refer to the door manufacturers guidance.
What is the recommended chemical to remove the paint from the product?
/in Rigid Box Seals /by Pyroplex LtdWhere any paint residues have been deposited on the surface of the product, we would recommend that any paints or stains are removed using white spirit or diluted methylated spirit.
How many layers of paint can be applied to the product?
/in Rigid Box Seals /by Pyroplex LtdWe would recommend that the paint does not exceed 5 layers or 3.omm in overall thickness.
Will the paint affect the fire performance of the rigid box or the intumescent?
/in Rigid Box Seals /by Pyroplex LtdThe fire performance of the seal will not be compromised by the painted area.
Can I paint the rigid box?
/in Rigid Box Seals /by Pyroplex LtdDepending upon the paint type being used, PVCu is notoriously difficult to paint due to the surface tension and gloss of the extrusion. We suggest testing the paint in a small discreet area, before application. It maybe possible to increase the adhesion of the paint by lightly abrading the surface with sandpaper, without impairing the outer casing of the seal.
I have removed the seal from the retaining groove in a timber frame and the adhesive layer has been destroyed. Can I use a pin or another adhesive to secure the seal in position?
/in Rigid Box Seals /by Pyroplex LtdWhere the adhesive impaired by removal of the seal, we would recommend that the seal is replaced with a new component. However, in some cases it maybe possible to apply a thin film of a PVA to fasten the seal into place.
My door leaf measures 2,40M high, can I join the product, and will this affect the performance of the seal?
/in Rigid Box Seals /by Pyroplex LtdWhere the door or frame exceeds the height of the seal, we would recommend that any joins are installed in the lower extremities of the doorset assembly.
Do I need to use a smoke seal on a Fd30 door?
/in Rigid Box Seals /by Pyroplex LtdWhere a smoke seal is required, this will be governed by either the Approved Documents (Building Regulations) or required to satisfy, the fire safety strategy of the building, where this cannot be determining, we would recommend the installation of a smoke seal.
I have always used a 10mm x 4mm for a 30minute fire door, why do I need to use a 15mm x 4mm?
/in Rigid Box Seals /by Pyroplex LtdThe traditional use of intumescent seals within fire doors has been a long and established practice. However, changes in door core constructions and testing methods, there is a bias towards increasing the intumescent element, to increase the margin of safety of fire doors generally.
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Pyroplex Ltd
The Furlong
Droitwich,
Worcestershire
WR9 9BG
United Kingdom
[t] +44 (0) 1905 795 432
[f] +44 (0) 1905 796 662
[e] info@pyroplex.com
The Furlong
Droitwich,
Worcestershire
WR9 9BG
United Kingdom
[t] +44 (0) 1905 795 432
[f] +44 (0) 1905 796 662
[e] info@pyroplex.com
