Specification Sheet

A thin section two-component primer composed
of a modified elastomeric copolymer and
cementitious filler powder. It provides a water
resistant bond coat primer that adheres to most
difficult to bond substrates on practically any form
or irregular shape.
• Bonds to most surfaces
• Water resistant surface
• Thin section does not interfere with elevations
• Ideal for underlayments, membranes and
thin sets
A uniquely formulated emulsion that
must be applied to all substrates
prior to the application of Merkrete’s
Underlay SLU to achieve proper bond.
• Increases bond strength
• Inhibits rapid water loss
• Easy to apply
A primer and bonding agent for
underlayments before the installing
of Merkrete’s waterproof and crack
isolation membranes under ceramic,
tile and stone.
• Reduces porosity factor
• Increases bond on most of substrates
626 PRIMER
UNDERLAY SLU
PRIMER
101 OVERSPRAY
PRIMER
14
PRIMERS
Item Code Product Size
1831 ME 626 Primer Filler 40 lb. Bag
1832 ME 626 Primer 5 gal. Pail
1833 ME 626 Primer Kit
Filler/15 lb. Bag
Primer/1 gal. Pail
Item Code Product Size
1836
ME 101 Overspray
Primer
2 gal. Pail
1837
ME 101 Overspray
Primer
5 gal. Pail
Item Code Product Size
1883
ME Underlay SLU
Primer
1 gal. Jug