3 Stage Max Water Double o ring type Big Blue 20'x4.5" Whole House Filter Housing Bracket Size 77 x 77 mm ( common, check description )

Please Note: This bracket is compatible with housing from various manufacturers, provided that the distance between the screw holes is 77mm x 77mm, as illustrated in the attached diagram. It is designed to fit all our housings with a brass inlet type. Before making a purchase, please verify that the mounting points on your housing caps have the specified 77mm x 77mm spacing. Note that it will not be compatible if the spacing is 77mm x 70mm. In such cases, you will need to search for item number 105221

Made from high-quality 10 gauge steel with a durable white finish, this is the same bracket used in all our 10” and 20” Big Blue whole house water filtration systems. Mounting holes are punched into the backplane to allow easy mounting to the wall.

Dimensions: please check the attached diagram

Fits all the following filter housing types:

• 10"x 4½" Water Filter Clear Housing, 1" NPT w/ Pressure Release Button
• 10"x 4½" Big Blue Water Filter Housing 3/4" NPT w/ Pressure Release Button & Pressure Gauge Hole
• 10"x 4½" Big Blue Water Filter Housing, 3/4" NPT w/ Pressure Release Button
• 20"x 4½" Water Filter Clear Housing 1" NPT w/ Pressure Release Button & Pressure Gauge Hole
• 20"x 4½" Big Blue Water Filter Housing 1" NPT w/ Pressure Release Button
• 20"x 4½" 1" NPT, Hot Water Filter Housing