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Soprema
SOPRASEAL® LM 203
QXO product C-563930 · 1 options
Selected: Grey
QXO SKU 563930 · Product number SOPA502
Free, no-obligation quote. Our team confirms local availability, required quantities, compatible components, and installation pricing.
Selected option specifications
- UOM
- PLT|PL
- Item Weight
- 51
- Algae Resistance
- No
- Applicable Standards
- LEED ASTM E2178 ASTM E2357 ASTM E283 ABAA Evaluated ICC-ES Approved
- Packaging
- 5 gal pail
About this product
SOPRASEAL LM 203 is a one-component spray applied non-permeable air barrier membrane used in wall construction. SOPRASEAL LM 203 is a water-based, ultra low VOC liquid product composed of a modified rubber formulation for elongation. This non-flammable, non-permeable air barrier provides moisture protection behind wall claddings such as brick, siding, metal panels, EIFS and stucco. Utilization of a slipsheet is required for stucco cladding.



