25/30 Multi concrete spacer

Detail: 1. Apply for Cover Size with the height 20mm, 25mm and 30mm form the steel bar to the bottom based on the side be used. Easy use for Slab, Column, Wall, Beam. Restrictions floor cracking, sagging floors 2.High compression strength. Concrete Strength reaches at least: 50mpa (500kg/cm2) 3 Ensure the structural design of the steel frame 4. Dimension and quality are stable. Prevent reinforcement steel from corrosion 5. Slow the melting of steel when burn. Increased waterproofing because homogeneous substance raw concrete floors. High compatibility: due to the same concrete material

	Perfect location to use	Cover Size (mm)	Breaking Load (KN)	Average Weight (g/pcs)	Packing (pcs/bag)
	Slab Column Beam	25 30	4 KN	40	500