BRICKFORM Matte-Magic, Gloss Reducing Additive BRICKFORM Matte-Magic is a liquid, field-added, flattening agent additive for Brickform solvent based sealers. The original topcoat gloss is reduced based on the amount of additive used. The finished gloss reflectance can be varied from semi-gloss to satin. Matte-Magic comes in 8 oz units, each unit is added to a 5 gallon sealer for gloss reduction. If more reduction is desired, a second unit may be added.