Suction and discharge hoses from Grainger can be used to pump water from cisterns, vats, basements and hazardous areas. Suction hoses and discharge hoses can be used in industrial chemical plants, agricultural applications and for rescue and pumping operations. Lighter than rubber and easily portable, the PVC and plastic suction hoses and discharge hoses help maintain flexibility at most temperatures and feature a high burst strength that can work well for big pumping jobs.