Scat arp 2000 rod bolts

That's the Deal, Manufacturers Specifications/ Instructions Trumps All other Methods. Even seen it in Construction, Many Times! Hardy Plank cement board? The Back of the Head of the Nail MUST BE Flush with the product. It cannot over penetrate, nor be proud of the board. Or NO WARRANTY. DuraRock cement board for tile? 1/4" square notch trowel the Full Substrate side (bottom) Then screw @6" o.c. all the way around, up down, and in the field. People just wanna throw stuff up there.....