
Please note: These are made bespoke to order and require 2 to 4 working days to be built and for the glue to cure.ĭUE TO SUPPLY ISSUES AND INCREASED MANUFACTURING COSTS WE ARE CURRENTLY CLOSED FOR ALL NEW ORDERS. For example if you buy a 300mm high weir that has 20mm teeth, your final water level will be around 285mm on the weir. Please remember: Due to the surface tension of the water, your final water level is likely to be 3 to 6 mm higher than the bottom of the teeth (depending on your return pump flow rate). If you require a different size comb hole please add it in your order notes. Closed Comb: The slots measure 15mm (height) x 3.5mm (width) in size (see the second picture).
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Open Comb: The slots measure 20mm (height) x 3.5mm (width) in size (see the first picture).The height measurements are to the top of the comb teeth. The overflow box has a front, 2 sides and a base (please see diagram). For a rimmed tank, you will need to place the template INSIDE the tank and drill where the water line marker is ABOVE the plastic rim.Custom overflow box weir for marine fish tanks.ĭesigned to be siliconed to the rear of your aquarium for overflow pipes that would enter through the rear panel (silicone not included). One word of caution with the Fiji is that the template is made for a rimless tank. This overflow box is another high quality product and worth a look if you want a slim overflow box. Not only is the Fiji Cube overflow box have a superior design to the Eclipse, but it is also cheaper! Designed and made in Minnesota, Fiji Cube has been known for developing high quality tanks and sumps. They are also offered in more sizes than the Eclipses with the smaller models being a Durso design, while the larger models offering a true bean animal design. The design has the overflow box lower so the water level in the overflow box can be adjusted to be super quiet.

The Fiji Cube Overflow Box is the ideal design for an overflow box. In a hurry? I recommend the CPR Overflow Box as a hang on option! Below would be my recommendations for a hang-on overflow box: While my recommendation would be to purchase an external overflow or consider a reef ready tank, there are many people reading this post who may not have this option. The 3 Best Hang-On Overflow Box (2023 Reviews) The main downfalls with an external overflow is that you cannot have a flush aquarium to the wall since the box will stick out, and you will have to drill your tank (or pay someone to drill your tank – more on that later in this post). You can easily find external overflow boxes with a bean animal setup and there are several models now that offer a slim overflow design, which leaves a very small footprint inside the aquarium. It is possible to get a custom aquarium with a bean animal internal built-in overflow, but you will typically pay a lot more then going with an internal hang-on overflow or drilling your tank and getting an external overflow box.Īn external overflow box offer the most feature rich option on the market currently. They are integrated with the tank and usually are built with a Durso style system, which can operate with only one hole but do not have the silent features of a Bean Animal Overflow. Normally these are built 8 wide x 5.5 deep (front to back) and to your desired height. Internal built-in overflow boxes are what you will usually see with Reef Ready Systems like a Red Sea Reefer. This is an example of a vertical LEFT corner internal overflow box. The failure points of a hang-on overflow can be mitigated by building a larger sump. They are usually the most affordable of the three and can be a good choice for those who do not want to drill their tank. The failure usually will occur with the loss siphon due to failure of the tubes, pump, or a power outage. Internal hang-on overflow boxes are the simplest to install, but have the greatest risk of failure in your aquarium. There are generally three types of overflow boxes: I hope at the end of the article you will become more informed and less scared about installing an overflow to create a primer aquarium equipment system.

AQUARIUM INTERNAL OVERFLOW BOX HOW TO
There are many overflow boxes out in the market, so what is the best overflow box? In today’s post I will go over the types of overflow boxes, hang-on versus drilled overflow boxes, the best hang on overflow box and drilled overflow boxes, and how to install an overflow on your aquarium. It filters out surface scum off the top of your aquarium and a properly installed overflow is a clean addition to your aquarium. An overflow box is an entry point to setting up a sump. Chloroquine Phosphate Aquarium Dosing Calculatorįor anyone who has a reef tank or freshwater tank where one is considering a cleaner setup, an overflow box is a major consideration.
