description delta leveling system wedge (1200 wedges) the delta tile leveling system wedges allow the pressure exerted on the tiles to obtain optimum leveling of the tiles. resulting in a homogeneous final flatness for the entire surface. california proposition 65 warning. features allows a first quick and intuitive installation, by hand, to finally make the final pressure with the delta nippers without effort or delay the delta tile leveling system wedges are manufactured in pp, which, thanks to its high strength, allows these items to be reused several times ideal for laying large format tiles minimum size required: 12 in. x 12 in. thicknesses of 1/8 in. to 1/2 in., 1/4 in. to 9/16 in. or 7/16 in. to 13/16 in. (depending on the model of the delta ls strips - using the back-buttering technique) delta tile leveling system prevents the movement of parts when the adhesive is setting and improves the resulting surface flatness. specifications acme tools brand name rubi tools acme tools part number 02857 application simply tighten the rubi wedge onto the clip using the rubi leveling pliers during installation to achieve an even, super-flat tile surface. assembled weight (lbs) 18.5 california proposition 65 warning required no color gray color / finish grey commercial / residential commercial/residential country of origin spain globaltradeitemnumber (gtin) 84137970285778 internal supplier part # 2857 internet product code (ipc) 8110f1addfd length (in) 22.05 manufacturer warranty factory defects material made in pp package quantity 1200 package weight 20.1 package weight (lbs) 20.1 shape wedge tile accessory category kit upc 8413797028577 width (in) 11.4