The Fluval Sea 39W T5 Actinic Bulb set is meticulously crafted to replicate the critical actinic blue wavelength essential for corals and photosynthetic invertebrates in aquariums. This innovative bulb is designed to optimise coral colour and growth, making it a must-have for marine enthusiasts. Enhanced by a robust blue light, it accentuates the exquisite blue and violet tones, enriching the visual appeal of aquatic environments.

Key Features:

• Strong actinic blue spectral peaks for vibrant coral growth
• Produces more light per bulb surface area compared to conventional fluorescents
• Superior light output maintained throughout the bulb’s life
• Recommended for photosynthetic coral, invertebrates, and other marine life
• Visible dominant blue spectrum highlights fish colours

Ideal for aquatic users looking to enhance the vibrancy of their marine setups, this bulb set provides consistent, powerful lighting that supports photosynthesis and highlights the natural beauty of aquatic species. Engineered for use with a T5 HO-specific electronic ballast, it promises longevity and efficiency unparalleled by ordinary fluorescent bulbs.

Specifications:

• Wattage: 39W per bulb
• Bulb Length: 34 inches
• Compatible with T5 HO-specific electronic ballast

Aquacadabra acts as credit broker/intermediary and not as a lender.

Klarna's credit products are provided by Klarna Bank AB, which is authorised and regulated by the Swedish Financial Services Authority, with limited supervision by the Financial Conduct Authority. More information can be found here.

Newpay finance options are provided through Deko’s platform by NewDay. P.D. Aquatics Ltd, t/a Aquacadabra is an Introducer Appointed Representative of Pay4Later Ltd, t/a Deko, which is authorised and regulated by the Financial Conduct Authority (ref no 728646) and is a credit broker, not a lender. NewDay Ltd is authorised and regulated by the Financial Conduct Authority (ref no 690292) and is authorised by the Financial Conduct Authority under the Payment Services Regulations 2017 for the provision of payment services (ref no 555318). More information can be found by clicking the newpay option above, or in the Newpay FAQs.

We really want you to be happy with the product that you've received. If however, when the goods arrive they're not what you want, then no problem - we have a 60 day no quibble return guarantee. Just let us know that you're going to return the item(s) by contacting us(stating your Order Number) and complete the returns packing slip that will have been included with your delivery. This will help us to quickly identify the item that you have returned (unopened and unused) - and we'll put a refund through for you.