Verified by manufacturer 2 days ago
Powerbase® Multigas 300
High performance barrier membranes providing effective protection against CO2, radon and methane.
Powerbase® Multigas Barriers are high specification multilayered reinforced LDPE gas barrier membranes for protection against CO², methane and radon.
Storage and handling:
Store in dry, cool conditions, away from direct sunlight. Handle with care to avoid any scuffing or punctures.
Installation:
Powerbase® Multigas Barriers are high specification multilayered reinforced LDPE gas barrier membranes for protection against CO2, methane and radon.
Features and benefits:
Color | Silver Green |
Finish | Smooth |
Material | Low density polyethylene (LDPE) |
Shape | Other Guidance for specification option: Roll. |
Length | 50000 mm |
Width | 2000 mm |
Height | 0.4 mm 0.5 mm |
Uniclass | |
CAWS | J40/35 Loose-laid plastics or rubber gas-retardant membranes J40/140 Loose-laid plastics or rubber sheet gas-retardant membranes J40/20 Loose-laid plastics or rubber sheet damp-proofing J40/120 Loose-laid plastics or rubber sheet damp-proofing J40/30 Loose-laid plastics or rubber sheet oversite damp-proofing J40/130 Loose-laid plastics or rubber sheet oversite damp-proofing |
Material | Low-density polyethylene (PE-LD). |
Purpose | Gas retardance. |
Standard | To BS 8485. |
Third-party certification | Not applicable. |
Performance characteristics | |
Tensile strength (minimum) | 290 N/50 mm (MD); 300 N/50 mm (CD). |
Tear resistance | 260 N (MD); 265 N (CD). |
Elongation to break | 19% (MD); 20% (CD). |
Resistant to underground gases | Radon, methane and CO².Guidance for specification option: Gas permeability:
|
Water vapour resistance (minimum) | 0.01 g/m²/day. |
Form | Reinforced. |
Physical properties | |
Colour | Silver/ green. |
Weight (minimum) | 270 g/m². |
Dimensions | |
Thickness (minimum) | 400 µm. |
Width (minimum) | 2 m. |
Roll length (minimum) | 50 m. |
Material | Low density polyethylene (LDPE) |
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