Mineral Wool Rockfibre Fire Stop Slab | Non-Ventilated Cavity Barrier | Rainscreen Barrier

Share This:

Facebook Google LinkedIn Twitter

Mineral Wool Fire Stop Slab | QFS

QFS Mineral Wool Fire Stop Slab provides up to two hours fire integrity horizontally or vertically within external masonry walls, ideal for use at separating floor levels. Manufactured from rockfibre mineral wool insulation with a class ‘O’ reinforced aluminium foil facing to both sides offering excellent resistance to smoke.

Features & Benefits

  • Up to 2 hours fire rating
  • Foil faced to provide a smoke barrier
  • Suitable for horizontal or vertical applications
  • Cut to size on site or factory finished
  • Available to suit cavity widths up to 300mm

Regulations

QFS Mineral Wool Fire Stop Slab has been fire tested at Warrington Fire Research, achieving up to two hours fire integrity with traditional masonry brick and block construction. Tests were carried out in accordance with BS476 Pt 20 1987, BS EN 1366-4 2006 using test method EGOLF TC2 N421 (Fire Research for Cavity Barrier).

Name: Firestop Slab

SKU: QFS

Size:
Quantity:
View Product Downloads

Composition

QFS Mineral Wool Fire Stop Slab is manufactured using rockfibre mineral wool which achieves a fire classification of Euroclass A1 as defined in BS EN 13501-1, and conforms to BS EN 13162 and EN16001 Energy Management Systems. Quelfire’s rockfibre mineral wool insulation has a thermal conductivity of 0.035W/mK.

QFS Fire Stop Slabs are supplied in polythene packs which are designed for transporting and protecting the products. It is not recommended that the packs are stored in direct sunlight. When storing the barriers for longer periods of time it is recommended that the product should be stored indoors, or under cover.

No CFCs or HCFCs are involved in the manufacturing process of Quelfire’s rockfibre mineral wool insulation. The material presents no known threat to the environment and is classed as ODP and GWP zero. Quelfire’s Fire Stop Slab has a Green Guide rating of A+.

Durability

QFS Mineral Wool Fire Stop Slab is expected to last the lifetime of the building.

Technical Support & Guidance

Should you require any further information regarding this product, please don’t hesitate to contact one of our specialists.

Application / installation


The Quelfire Fixing Spike is fitted to the external surface of the inner leaf. The QFS Mineral Wool Fire Stop Slab is then impaled onto the spike. A compression fit is not essential but it is required to have a snug fit within the cavity space, factory finished sizes are supplied with a 5mm compression fit. Any site inaccuracies or deflection need to be sealed with QSS QuelStop Intumescent Acrylic Acoustic Sealant.


Contact us for Technical Advice

Performance

Product Code Suitable for Cavity Width Dimensions Fire Rating
QFS50 50mm 55 x 100 x 1200mm 2 hours
QFS60 60mm 65 x 100 x 1200mm 2 hours
QFS70 70mm 75 x 100 x 1200mm 2 hours
QFS80 80mm 85 x 100 x 1200mm 2 hours
QFS90 90mm 95 x 100 x 1200mm 2 hours
QFS100 100mm 105 x 100 x 1200mm 2 hours
QFS110 110mm 115 x 100 x 1200mm 2 hours
QFS120 120mm 125 x 100 x 1200mm 2 hours
QFS130 130mm 135 x 100 x 1200mm 2 hours
QFS140 140mm 145 x 100 x 1200mm 2 hours
QFS150 150mm 155 x 100 x 1200mm 2 hours
QFS160 160mm 165 x 100 x 1200mm 2 hours
QFS170 170mm 175 x 100 x 1200mm 2 hours
QFS180 180mm 185 x 100 x 1200mm 2 hours
QFS190 190mm 195 x 100 x 1200mm 2 hours
QFS200 200mm 205 x 100 x 1200mm 2 hours
QFS210 210mm 215 x 100 x 1200mm 2 hours
QFS220 220mm 225 x 100 x 1200mm 2 hours
QFS230 230mm 235 x 100 x 1200mm 2 hours
QFS240 240mm 245 x 100 x 1200mm 2 hours
QFS250 250mm 255 x 100 x 1200mm 2 hours
QFS260 260mm 265 x 100 x 1200mm 2 hours
QFS270 270mm 275 x 100 x 1200mm 2 hours
QFS280 280mm 285 x 100 x 1200mm 2 hours
QFS290 290mm 295 x 100 x 1200mm 2 hours
QFS300 300mm 305 x 100 x 1200mm 2 hours

QFS Fire Stop Slab - Technical Documentation

Have a Query about Mineral Wool Fire Stop Slab | QFS?

For technical queries, general price requests or any other questions about this product, please fill out the form below: