Glasfloss Z-Line 700 SG (Aprilaire) A Replacement Option For The Aprilaire (Formerly Space-Gard) Media #201. This Filter Comes Pre-Assembled To Assure Quality And Easy Installation. The Z-Line 700 SG Incorporates 100% Synthetic Fibers That Are Thermally-Bonded, And Manufactured In An Engineered Gradient Structure. Pre-Applied Gasketing On The Assembled Filters Helps Prevent Air Bypass. Simply Remove The Internal Plastic Frame From The External Metal Housing And Remove The Dirty Filter And Its Components. Install The New Z-Line 700 SG Filter With The Metal Grid (Air-Exit Side) Facing Up. Once The Plastic Frame Is Closed, It Will Slide Back Into The Metal Housing. Each Filter Is Sealed In Plastic To Avoid Contamination Before Use.

Best Used For...

• Replacement for Aprilaire 201 and 401
• 100% Synthetic Media
• Replacement for According Like Design
• Pre-Assembled Construction