Stylite Ventfill provides an excellent passive gas venting medium for use under suitably reinforced concrete ground floor slabs. When used in combination with perimeter vents and a suitable gas membrane system, it will provide an effective method of protecting structures against the ingress of harmful ground gases. In addition to passive gas venting, Ventfill panels also provide a high degree of insulation to the structure above and have the required compressive strength to resist load capacities as defined in our datasheet.
Available in two types:
Ventfill-40 which is 1200mm (L) x 1200mm (W) x 80mm (D) incorporating a 40mm deep legs.
Ventfill-60 which is 1200mm (L) x 1200mm (W) x 80mm (D) incorporating a 60mm deep legs.
•Effective venting for ground gas affected sites
•Large range of thicknesses and grades
•Long lasting protection
•Minimal water absorption and permeability
•Thermal conductivity from 0.030 W/mK
Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Styrene Packaging & Insulation is consulted before specifying.
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| Bending Strength (?) | 0.115 MPA | |
| Compressive Stress at 10% Deformation (?) | 100 Kpa | |
| Thermal Conductivity (?) | 0.036 W/mK | |
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| Uniclass (?) | Ss_15_10_33_34 Ground gas collection and venting systems | |