Fullerform manufactures all of the irrigation equipment shown below. Please click on an icon to see its cut sheet. Custom orders are available on request. Please click here for an Irrigation Conversion Chart and here for a Price List. Fullerform uses Arizona Revised Statutes (A.R.S.) § 425061 & A.R.S. § 425159 to determine the tax on materials. Please click here to view the Arizona Transaction Privilege Tax Ruling. Refer to page 2 for an easy to use chart.