CONTENTS ABOUT US INTRODUCTION CAPABILITIES TECHNOLOGY ORDERING WARRANTY - Page. 3 - Page. 4 - Page. 5 - Page. 14 - Page. 14 AIR PUMPS ENVIRO ET SERIES ENVIRO ETA SERIES ENVIRO DUAL SERIES ENVIRO ETX SERIES - Page. 6 - Page. 8 - Page. 10 - Page. 11 ACCESSORIES DIFFUSERS ENVIROSURE ALARM MANIFOLDS TUBING - Page. 12 - Page. 12 - Page. 13 - Page. 13 Allows the user to operate both aeration and water lift from one unit. The enviro dual is complete with programmable electronic interface.

C€ COO® REGISTERED UK PLUG EU PLUG USA PLUG CERTIFIED For almost three-quarters of a century, Charles Austen Pumps has revolutionized many different markets through its design innovation but also it's world-wide distribution network, and during that time has gained the respect and trust of industries throughout. Charles Austen Pumps Ltd stocks an extensive range of linear aeration pumps and accessories suitable for use in wastewater applications. The range incorporates air pumps with varying flow rates. All of our pumps are built with thermal cut out and safety trip switch. UL Approval UL Number...

The Process begins in our state of the art Research and Development department. Using an array of high-tech equipment alongside the old fashioned proven methods we can accurately gauge the performance and reliability of our pumps, ensuring we are staying at the top of our game. TOOLMAKING With 10 members of staff dedicated solely to toolmaking, Charles Austen is proud to boast an impressive ‘Tool Room’ complete with a labyrinth of imposing machinery. This allows us to efficiently and precisely create the tooling we require to continue revolutionizing the pump industry. Charles Austen employs...

TECHNOLOGY The simple yet efficient pumping principle uses a magnetically operated diaphragm. This action flexes a diaphragm at one, or both ends of the connecting rod within a totally sealed pumping chamber. This eliminates sliding parts keeping wear, tear and power consumption to a minimum. LINEAR DIAPHRAGM Look out for the green drive technology symbol as it means that the motor inside the pump runs efficently with minimal power consumption. Green drive also allows the pumps to save energy without having to hamper its performance. GREEN DRIVE TECHNOLOGY All of our ET pumps are made with galvanised...

o © Robust and compact construction -weatherproof. © Green drive technology - energy efficient motors low power consumption. © Supplied with rubber elbow for easy fitting. CONTACT US: Q+44 (0)1932 355277 [email protected] QwWW.CHARLESAUSTEN.COM

((GOO REGISTERED UK PLUG EU PLUG USA PLUG SERVICE KITS CONNECTIONS ET40 - Plain, horizontal, connection 14.0mm OD also supplied with screw in barbed connector 10.0mm OD ET60, ET80, ET100, ET120, ET150, ET200 - Plain, horizontal, connection 18.0mm OD also supplied with screw in barbed connector 12.0mm OD Elbow connector (included) Large brass barbed connector 18.0mm and 20.0mm (optional) At Charles Austen we recommend enviro® pumps are serviced every 18 months, service kits for each pump can be purchased from us. Sign up to our service reminder and we'll remind you when it is due! ACCESSORIES...

® Enviro air pump with built in alarm which detects low pressure in the airline. © Integral high sounding buzzer and bright LED warning signals. © Also available with 230V output wire for connection to a alarm panel or beacon. *AO Versions available with 230V output cable. 1.0

((GOOREGISTERED UK PLUG EU PLUG USA PLUG ETA RANGE SERVICE KITS At Charles Austen we recommend enviro® pumps are serviced every 18 months, service kits for each pump can be purchased from us. Sign up to our service reminder and we'll remind you when it is due! ET40A, ET60A, ET80A, ET100A & ET120A - Plain, horizontal, connection 18.0mm OD also supplied with screw in barbed connector 12.0mm OD ET150A, ET200A, ET250A, ET300A - Plain, horizontal, connection 18.0mm COMPATIBLE WITH OUR DIFFUSER RANGE Elbow connector (included) Large brass barbed connector 18.0mm and 20.0mm (optional) Please note -...

C( ooo REGISTERED UK PLUG EU PLUG USA PLUG © Low cost, exceptionally reliable with long service intervals. © UL & CE approved. Straight connector (included) CONNECTIONS ET250, ET300, ET400, ET500 - Outlet connector 26mm, also supplied with a straight rubber connector which can be used to increase pipe size to 29mm ID ET250 - 500 SERVICE PACKS AVAILABLE cO At Charles Austen we recommend enviro® pumps are serviced every 18 months, service kits for each pump can be purchased from us. Sign up to our service reminder and we'll remind you when it is due! O ® 2s

C€ G O O REGISTERED UK PLUG EU PLUG USA PLUG 9 ^»c service intervals. UL & CE approved, * ^°©<4 © Low cost, exceptionally reliable with long og At Charles Austen we recommend enviro® pumps are serviced every 18 months, service kits for each pump can be purchased from us. Sign up to our service reminder and we'll remind you when it is due! CONTACT US: ^+44 (0)1932 355277 ^ [email protected] WWW.CHARLESAUSTEN.COM ^ Model no. ETX60- ETX80 SERVICE PACKS AVAILABLE

Coarse Bubble diffuser Disk Diffuser © Fine bubble and coarse bubble options © Designed for use with the ET range of pumps ENVIROSURE ALARM © Envirosure detects low pressure alerting the user of pump failures or power cuts immediately. © Versatile installation - Takes minutes to install. © Multiple variants- options include bright LED beacon, plugin or hardwire CONTACT US: Q+44 (0)1932 355277 [email protected] @ WWW.CHARLESAUSTEN.COM

Custom sizes available. Allow several processes to be run from the same pump. © Allow numerous air stones or air curtains to be connected in a hydroponic tank and aquarium. SILICONE TUBING BUBBLER TUBING BRAIDED TUBING © Designed to connect manifolds if multiple air stones/ diffusers. © Connects water and air pumps to an air stone. CONTACT US: Q+44 (0)1932 355277 [email protected] @ WWW.CHARLESAUSTEN.COM (j3