Welcome to Slimline Rainwater Tanks SLIMLINE is committed to manufacturing the very best rainwater storage tanks available. This commitment to unsurpassed quality has resulted in the constant growth of the company since 1982. Locally manufactured in Victoria, SLIMLINE have over 25 years experience making and installing rainwater tanks. Each original SLIMLINE RAINWATER TANK carries an individual serial number - the badge of authenticity and your guarantee of quality. SLIMLINE offer factory-direct specials and builder packages, together with unparalleled service in keeping with our commitment to quality. 20 Year Bluescope Warranty, constructed with genuine Aquaplate Colorbond finish (not simply spray-painted) SLIMLINE can help you determine the right size tank to suit your needs and advise you how to make the most of the government and council rebates available in your area. We offer factory-direct specials, builder/plumber packages and unparalleled service in keeping with our commitment to quality. Install a SLIMLINE tank and you do not have to sacrifice your backyard space! That's why more architects are working with our products, to create stunning and practical answers, to the design questions, posed by the increasing need for rainwater storage. Plus SLIMLINE consultants can help you determine the right size to suit your needs to ensure you make the most of the government and council rebates available in your area. Our tanks include: From 200 to 275,000 Litres!! Slimline Aquaslim Tanks Slimline Aqualong Tanks Slimline Aquaround Tanks Custom-made tanks to almost any shape and size Large built-on-site tanks Call Slimline today . . . Quality is why we are called The Best Tank!!