Thumb rule for brick calculation:- 1) No. Just follow the instructions printed right on the slide itself and the calculations are done for you. Calculates Standard, Norman, Oversize and Roman size brick. of bricks in 4" wall per m2 = Area in sqm × 50, 2) No. 5., 0 out of 5 stars Best Sellers Rank #837,063 in Office Products (See Top 100 in Office Products) Great Christmas gift for the contractor in your life!, ! Brick Masonry Calculator u2013 Calculate No. of Bricks required in a wall... Brick Calculation in 4″, 5″, 9″, 10″, 6″ and 8″ Brick Wall Is Discontinued By Manufacturer No Date First Available February 5, 2014 Manufacturer concretesliderules., com Calculates quantity of brick required to fill an area., Made In USA!, !, !, ! This brick calculator estimates the quantity of bricks needed to complete your next project. To use the calculator simply enter the length and width of the... Regla De Calculo Brick Calculator - How Many Bricks Required Math Slide Rules