Got a couple boxes the another day. Hadnt seen this in singles in 11 months. We had a nice run fellas but its safe to say shortage is coming to an end :
What is masonry primer? Everything you need to know : Heritage Custom Painting
Sherwin Williams Loxon XP Acrylic IR Reflective Waterproofing Masonry – Lucky's Discount Paint
NEW LOXON CONCRETE & MASONRY PRIMER/ SEALER WHITE LX02W0050 (4-1 Gallon Units) - Walmart.com