Sentry Water Filters
20"x4.5" Big Blue House Stainless Steel + Tank Water Filter Spun + Silver Carbon Filters
20"X4.5" BIG BLUE HOUSE + TANK WATER FILTER SPUN + SILVER CARBON FILTERS
Big Blue House Tank Water Filter - Triple 20"x4.5" Big Blue Whole House Filtration System
+ 2x Poly Spun Spun Sediment Filters
and
+ 1x Coconut Shell Carbon Water Filter
or
1x Silver Infused Carbon Water Filter
Please Note: These units are designed for agricultural or rural use where WaterMark certification is not required. If you are connecting to a mains water supply and require a WaterMark-certified system, you can purchase one here
Note: This listing is for stainless steel bracket systems. If you prefer white powder-coated steel brackets, they can be purchased here
Includes white steel bracket/s + coupling joiners to connect the two big blue housings *Spanner is included
Housings ports only available in 1"BSP [actually measures 30mm in diameter] + filter/s in 0.5, 5, 10 or 20uM [coconut carbon block] and .5uM [Silver Infused Carbon] Spun sediment available in 1, 5, 10 or 20uM.
Protective covers for our Big Blue Whole House Filters can be purchased here:
Protective Cover – Whole House Water Filter 20" x 4.5"
It is generally recommended to supply this filter with 1x 10 micron spun filter, 1x 1 micron spun filter and 1x 0.5 micron/uM activated carbon block cartridge
The above water filter combination will remove / reduce dirt, sand, clay, particles turbidity, chlorine, volatile organic compounds, herbicides, pesticides, insecticide and a wide range of impurities in water as well as filter out parasitic micro-organisms like giardia, cryptosporidium and blastocysts
Measurements of sediment water filters +/- [50cm] x +/- [12cm]
Measurements of carbon water filters +/- [50cm] x +/- [12cm]
All big blue housings have pressure release valve + accommodates all standard 20"x4.5" + 20"x2.5" standard water filter cartridges
All of the parts that come into contact with the water in our systems are manufactured from BPA free food grade plastics. All of the filters and parts that we source are of the highest quality and meet the required quality standards.
This water filter system carries a full 36-month warranty on all parts supplied in the original order, this subject to our standard terms and conditions listed in our operating manual
If you are not entirely satisfied with your purchase please contact us so that we can try to resolve your concerns
According to regulatory standards any water filter system under constant water pressure [regardless of the brand or supplier] is required to be fitted with an AS3497 approved pressure reducing valve and back-flow prevention device which we have listed separately in our store. We also recommend that a leak detector shut off device is installed with any water filter and / or reverse osmosis system which is under pressure and is also for sale in our store.
Why Choose the 20"x4.5" Big Blue House + Tank Water Filter?
This Triple 20"x4.5" Big Blue Whole House Filtration System is a robust and highly effective solution for filtering water for rural/agricultural use. It is specifically designed to remove a wide range of impurities, including dirt, sand, chlorine, and parasitic microorganisms. The system is built for high-volume applications and provides a comprehensive filtration process for your entire home or tank water supply.
Compact Design and Powerful Performance
This system includes two spun sediment filters and one carbon filter, with options for either a coconut shell carbon or a silver-infused carbon filter. The combination of filters effectively removes a wide range of contaminants. The housings have 1" BSP ports and a pressure release valve. All parts that contact the water are made from BPA-free food-grade plastics, ensuring the highest quality and safety.
Seamless Integration and Easy Maintenance
This filter system is designed for straightforward installation and comes with a white steel bracket, coupling joiners, and a spanner. The product is not Watermark certified, making it suitable for applications where a mains water supply is not under constant pressure. The system carries a comprehensive 36-month warranty, providing long-term reliability and peace of mind.