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W R Meadows Pointing Mastic


W R Meadows Pointing Mastic- PDF

W R Meadows Pointing Mastic
Cold-Applied, Single-Component Polymeric Sealing Compound

W R Meadows Pointing Mastic is a pre-mixed, cold-applied, polymeric, single-component sealing compound. POINTING MASTIC was specifically designed to seal all exterior, vertical, and horizontal terminations of MEL-ROL, PRECON, MEL-DEK, AIR-SHIELD, PERMINATOR, and PREMOULDED MEMBRANE VAPOR SEAL WITH PLASMATIC CORE from W. R. MEADOWS. It is also used for adhesive bonding of PROTECTION COURSE and MEL-DRAIN. POINTING MASTIC can be used on all patches and overlaps in detailed areas. It offers excellent cohesive and adhesive qualities when applied to structural concrete, masonry, and/or wood. Once applied, it provides excellent adhesive and bonding strengths. POINTING MASTIC cures to form a tough, flexible membrane.

POINTING MASTIC is designed to meet a variety of building/construction product applications. These uses include sealing terminations for vertical or horizontal vapor proofing or waterproofing membranes, deck waterproofing systems, air barriers, and flashing membranes.

It is used for adhesive bonding of protection course boards and rolled matrix draining systems. POINTING MASTIC is also applied between the membrane and clamping rings at all terminations, drains, and protrusions. In addition, POINTING MASTIC is ideal for sealing joints and concrete curbs and gutters. The product can also be used with sewer joints.

POINTING MASTIC can be applied to seal top edge horizontal terminations as well as the inside and outside corners of overlapping detail strips.


  • Premixed and easy to apply with a caulking gun or trowel.
  • Excellent cohesive and adhesive strengths.
  • Will not lose bond once applied.
  • Specifically developed for use with detail strips, vapor proofing, and waterproofing membranes, protection course boards, and rolled matrix drainage systems.

29 Oz. (857.65 mL) Cartridges
5 Gallon bucket

Approx. 200 lineal ft. (61 m) per gallon (3.79 L), when used as directed.

When stored indoors and in original, unopened containers at temperatures between 40 – 90° F (4 – 32° C), shelf life is a minimum of two years from the date of manufacture.


  • Complies with U.S. EPA, LADCO, OTC, and SCAQMD maximum allowable VOC requirements.


Check out our other W.R. Meadows products here.

Additional information

Weight40 lbs
Dimensions12 × 12 × 16 in

29OZ, 5 Gallon