WR Meadows MEL-PRIME is a solvent-based, ready-to-use adhesive for W. R. MEADOWS membrane systems. It is red to reddish-brown in colour.

WR Meadows MEL-PRIME simultaneously prepares and dustproofs new and old and vertical and horizontal surfaces in one easy, economical operation. MEL-PRIME is designed for surfaces to receive waterproofing and air/vapour barrier systems from W. R. MEADOWS. Use MEL-PRIME on surfaces to receive applications of MEL-ROL®, PRECON®, MEL-DEK™, AIR-SHIELD™, and/or AIR-SHIELD THRU-WALL FLASHING from W. R. MEADOWS.