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Rocksilk Thermal Floor Slabs

For the thermal insulation of concrete ground floors.

Description

Rocksilk Thermal Floor Slab is a rigid, compression resistant, rock mineral wool slab specifically manufactured for the thermal insulation of concrete ground floors.

Rocksilk Thermal Floor Slab Plus has a higher compression resistance than Rocksilk Thermal Floor Slab.

Application

Both slabs are for the thermal insulation of concrete ground floors. Both products can be placed:

above a concrete floor to support either flooring grade chipboard or a screed
on a dpc and sand blinding, below a concrete ground bearing slab

Standards

Rocksilk Thermal Floor Slab and Rocksilk Thermal Floor Slab Plus are made from non-combustible inorganic rock wool, defined as mineral wool in BS 3533: 1981 and are manufactured to a Quality Assurance system which complies with BS EN ISO 9001:2000.

Durability

Rocksilk Thermal Floor Slab and Rocksilk Thermal Floor Slab Plus are rot proof, do not sustain vermin and will not encourage the growth of fungi, mould or bacteria, and are odourless and non-hygroscopic.

Performance

Thermal Performance

Rocksilk Thermal Floor Slab has a thermal conductivity of 0.035 W/mK.

Rocksilk Thermal Floor Slab Plus has a thermal conductivity of 0.038 W/mK.

Fire Performance

Rocksilk Thermal Floor Slab and Rocksilk Thermal Floor Slab Plus are classified as Euroclass A1 to BS EN ISO 13501-1.

Benefits

High compressive strength
Excellent thermal resistance
Easy handling and fitting

Downloads

Environmental

Rocksilk Thermal Floor Slab and Rocksilk Thermal Floor Slab Plus are free from CFCs, HCFCs and any other material with ozone depletion potential in their manufacture and content and represent no known threat to the environment.

Rocksilk Thermal Floor Slab and Rocksilk Thermal Floor Slab Plus' manufacture has a low impact on the environment and is classified as Zero ODP and Zero GWP.

Moisture Resistance

Rocksilk Thermal Floor Slab and Rocksilk Thermal Floor Slab Plus are non-wicking when tested in accordance with BS 2972: 1989 Section 12. When exposed to 90% relative humidity at 20°C both Rocksilk Thermal Floor Slab and Rocksilk Thermal Floor Slab Plus absorb less than 0.004% of moisture.

Rocksilk Thermal Floor Slab and Rocksilk Thermal Floor Slab Plus are water resistant but require a DPM to protect against ground moisture. A separating layer is often required in screeded applications.

Handling and Storage

Rocksilk Thermal Floor Slab and Rocksilk Thermal Floor Slab Plus are easy to handle and install, being lightweight and easy to cut to size.

Rocksilk Thermal Floor Slab and Rocksilk Thermal Floor Slab Plus are supplied in weatherproof Supakube packaging, on non-returnable wooden pallets. This makes them very easy to unload and ideal for outside storage which frees up internal stock space.

Product Data

Rocksilk Thermal Floor Slab

Thickness (mm)	Thermal conductivity (W/mK)	Thermal resistance (m²K/W)	Slab Size (mm)	Slabs per Pack	Area per Pack (m²)
25	0.035	0.70	900 x 600	9	4.86

All dimensions are nominal

Rocksilk Thermal Floor Slab Plus

Thickness (mm)	Thermal conductivity (W/mK)	Thermal resistance (m²K/W)	Slab Size (mm)	Slabs per Pack	Area per Pack (m²)
100	0.038	2.60	900 x 600	2	1.08
90	0.038	2.35	900 x 600	3	1.62
80	0.038	2.10	900 x 600	3	1.62
70	0.038	1.80	900 x 600	4	2.16
60	0.038	1.55	900 x 600	4	2.16