Lanco Roof and surface Membrane Sealant (Elastomeric Silicone - Acrylic based) for sealing surfaces in a monolithically way. Designed for concrete surfaces, metal, wood, asphalt membranes and EPDM. May be applied with roller, brush or spray - airless. 78% Solar reflectance. 90% Heat reduction.
Magma develops within the mantle or crust when the temperature-pressure conditions favor the molten state. Magma rises toward the Earth's surface when it is less dense than the surrounding rock and when a structural zone allows movement.
Rating Newest Oldest. Best Answer: Magma is the the molten rock that is underneath the crust of the earth. The crust of the earth is actually floating on the magma underneath. Lava is the term used to describe magma when the magma has seeped through the earth's crust. For example, during a volcanic eruption.Magma has seeped through the crust and is now called lava.ating Newest Oldest. Best Answer: Magma is the the molten rock that is underneath the crust of the earth. The crust of the earth is actually floating on the magma underneath. Lava is the term used to describe magma when the magma has seeped through the earth's crust. For example, during a volcanic eruption.