weber.therm 304
Product formerly named: maxit multi 290 E
weber.therm 304
Thick-layer, lightweight bonding and reinforcing mortar within ETICS weber.therm B 100
Product features
- high bonding strength
- excellent workability properties
- high yield
- high application safety
Product advantages
- high yield
- thick-layer, stable reinforcing mortar
- easy and safe application
weber.therm 304 is used as thick-layer and lightweight bonding and reinforcing mortar within ETICS (external thermal insulation composite system) weber.therm B 100.
| Layer thickness | 5 - 8 mm |
| Water demand | approx. 7,5 l/25 kg |
| Water vapour diffusion resistance [µ] | ≤ 20 |
| Class of capillary water absorption (DIN EN 998-1) | W1 |
| Tensile adhesion strength | > 0,3 N/mm² |
| Solid mortar density | < 1.300 kg/m³ |
| Strength class | CS II |
| Reaction to fire [EN13501-1] | A1 |
| Composition | cement, white hydrated lime, graded mineral aggregates, organic lightweight aggregates, hydrophobing agents, additives for better workability and adhesion to the base coat |
| Color shades | natural white |
| Water absorption coefficient (w) | < 0,5 kg/m²·√h |
| Temperature of air, materials and substrate during application | not below +5 °C |
Sustainability data sheet
