• Seamless aluminum CO2 cylinder, TUV/DOT approved, safety and quality assured.
• On-off valve, forged from electroplating copper with plastic steel handle, durable and rust resistance promised.
• Adjustable supporting base prevents cylinder and regulator from falling down.
• Precise Pressure reduced regulator provides accurate and reliable CO2 output.
• 3 in 1 CO2 diffuser ensures the best dissolving rate, convenient to change the ceramic disc.
• CO2 indicator monitors precisely CO2 level, avoid CO2 waste. Water-proof color chart sticker is reusable.
• Air pipe holder included, preventing air pipe from bended and clogged.
Tzong Yang Aquarium Co., is a manufacture located in Taiwan. It has been more than 20 years that Tzong Yang leads ISTA brand and act as ODM, OEM producer for many International brands. Our products cover wide range of fresh water and specialized on water plant system.
These 20 years of experience in the aquarium field enables us to understand the specific demands of the hobbyist. Base on this understanding, our talented design team is able to develop products which are unique, professional and fit into the market trend.
Innovation and quality assurance is the spirit we are proud of and because of this, our business partners in different countries can always stay one step ahead from others in the market competition.
In September 2013, Tzong Yang officially establish Guangzhou ISTA branch, in hope to search for more suitable distributors in China for representing ISTA at each province and supplying full range of products line.
ISTA is one of the most well-known Taiwanese brands in the world and we consider ourselves as the leader in the aquascaping field. Promoting aquascaping is always one of our missions. In 2015, we host an international aquascaping contest, IIAC with total prize USD20,500.