
Hydronix - HF45 Series - 20" H45 Series Commercial Filter Housing
20" H45 Series Commercial Filter Housing
Heavy-duty 4.5" diameter housing engineered for high-flow residential, commercial, and industrial filtration applications
The Hydronix HF45 Series housing delivers reliable, high-capacity filtration for systems demanding consistent flow and durability. Built with FDA-grade polypropylene and reinforced walls, this 20-inch housing accommodates standard 4.5" diameter cartridges and operates at pressures up to 100 PSI across temperatures from 40°F to 100°F.
Built for Demanding Applications
NSF-Certified Construction
FDA-grade polypropylene housing with thicker walls for increased durability and chemical compatibility across a wide range of filtration scenarios
High-Flow Design
4.5" diameter capacity supports whole house, post-RO, and commercial filtration systems requiring consistent flow rates without pressure drop
Multiple Port Options
Available in 3/4", 1", and 1.5" NPT configurations to match your existing plumbing and flow requirements
Pressure & Temperature Rated
Maximum pressure rating of 100 PSI with operational temperature range from 40°F to 100°F for reliable year-round performance
Secure Mounting
Four molded mounting bosses on every end cap provide stable installation options for wall or floor mounting configurations
Standard Cartridge Fit
20-inch length accommodates all standard 4.5" Big Blue filter cartridges including sediment, carbon, and specialty media types
Where It Works
The Hydronix HF45 Series housing is ideal for whole house water filtration systems, large-scale commercial and industrial post-reverse osmosis polishing, agriculture and irrigation pre-treatment, food service applications, and general industrial process water filtration. Compatible with all standard 20" x 4.5" filter cartridges including sediment, carbon block, GAC, and specialty media. Commonly paired with systems requiring high-capacity filtration and chemical resistance.
Hydronix HF45 Series housings are manufactured to NSF standards and used across thousands of commercial installations worldwide.
20" H45 Series Commercial Filter Housing
Heavy-duty 4.5" diameter housing engineered for high-flow residential, commercial, and industrial filtration applications
The Hydronix HF45 Series housing delivers reliable, high-capacity filtration for systems demanding consistent flow and durability. Built with FDA-grade polypropylene and reinforced walls, this 20-inch housing accommodates standard 4.5" diameter cartridges and operates at pressures up to 100 PSI across temperatures from 40°F to 100°F.
Built for Demanding Applications
NSF-Certified Construction
FDA-grade polypropylene housing with thicker walls for increased durability and chemical compatibility across a wide range of filtration scenarios
High-Flow Design
4.5" diameter capacity supports whole house, post-RO, and commercial filtration systems requiring consistent flow rates without pressure drop
Multiple Port Options
Available in 3/4", 1", and 1.5" NPT configurations to match your existing plumbing and flow requirements
Pressure & Temperature Rated
Maximum pressure rating of 100 PSI with operational temperature range from 40°F to 100°F for reliable year-round performance
Secure Mounting
Four molded mounting bosses on every end cap provide stable installation options for wall or floor mounting configurations
Standard Cartridge Fit
20-inch length accommodates all standard 4.5" Big Blue filter cartridges including sediment, carbon, and specialty media types
Where It Works
The Hydronix HF45 Series housing is ideal for whole house water filtration systems, large-scale commercial and industrial post-reverse osmosis polishing, agriculture and irrigation pre-treatment, food service applications, and general industrial process water filtration. Compatible with all standard 20" x 4.5" filter cartridges including sediment, carbon block, GAC, and specialty media. Commonly paired with systems requiring high-capacity filtration and chemical resistance.
Hydronix HF45 Series housings are manufactured to NSF standards and used across thousands of commercial installations worldwide.
Description
20" H45 Series Commercial Filter Housing
Heavy-duty 4.5" diameter housing engineered for high-flow residential, commercial, and industrial filtration applications
The Hydronix HF45 Series housing delivers reliable, high-capacity filtration for systems demanding consistent flow and durability. Built with FDA-grade polypropylene and reinforced walls, this 20-inch housing accommodates standard 4.5" diameter cartridges and operates at pressures up to 100 PSI across temperatures from 40°F to 100°F.
Built for Demanding Applications
NSF-Certified Construction
FDA-grade polypropylene housing with thicker walls for increased durability and chemical compatibility across a wide range of filtration scenarios
High-Flow Design
4.5" diameter capacity supports whole house, post-RO, and commercial filtration systems requiring consistent flow rates without pressure drop
Multiple Port Options
Available in 3/4", 1", and 1.5" NPT configurations to match your existing plumbing and flow requirements
Pressure & Temperature Rated
Maximum pressure rating of 100 PSI with operational temperature range from 40°F to 100°F for reliable year-round performance
Secure Mounting
Four molded mounting bosses on every end cap provide stable installation options for wall or floor mounting configurations
Standard Cartridge Fit
20-inch length accommodates all standard 4.5" Big Blue filter cartridges including sediment, carbon, and specialty media types
Where It Works
The Hydronix HF45 Series housing is ideal for whole house water filtration systems, large-scale commercial and industrial post-reverse osmosis polishing, agriculture and irrigation pre-treatment, food service applications, and general industrial process water filtration. Compatible with all standard 20" x 4.5" filter cartridges including sediment, carbon block, GAC, and specialty media. Commonly paired with systems requiring high-capacity filtration and chemical resistance.
Hydronix HF45 Series housings are manufactured to NSF standards and used across thousands of commercial installations worldwide.










