Block 2 Flashcards
Residential door types
Flush hollow core door, factory produced hollow panelled doors, semi-solid panelled doors, heavy weight semi solid panneled doors, external domenstic doors
What does PAS 24 stand for?
Product Assessment Specification 24
What is PAS 24?
Product assessment specifcation 24 details security test requitlrements for external doorsets complete with hardware.
What are the two main types of door construction?
Flush doors and panelled doors
What are flush doors?
With a one piecr facing fixed over a timber framing or core
What are panelled doors?
Raised and fielded panel sets within an outer frame with a mid rail
What does a seal do?
Prevents anything environmentally unfriendly, life threatening or in certain working enviromnrts, undesirrable from transferring from on area to another
What do intumedcent seals and smoke seals do?
Essential elements of fire doors and fire/smoke stop doors. Seal used to impede the flow of heat, flame or gases, which only becomrs actives when subhected to elevate temperature
What 3 materials are used for intumscent strips?
Graphite, mono ammonium phosphatr and sodium silicate
What are the 3 types of seals?
Fire only, fire and smoke brush, fire and smoke blade
What is the general PVC sleeve size for intumscent strips?
10x4mm, 15x4mm
Which intumscent strips are used for FD 30?
What strips are used for FD30 10x4mm, 15x4mm
Which intumscent strips are used for FD 60?
20x4mm
Why are intumescent seals used?
Fire and smoke protection, environmental issues, enerry conservation, accoustics hygiene, privacy, light
What are perimeter seals used for?
Smoke, sound, enviroment(odours, insects)
