Netafim Replacement Disc Filter Rings + Spine for 1 & 1.5 Inch Filter, 40 Mesh (DFR150040) Odor Control & Filters Compatible with most biological inoculants

Compatible with most biological inoculants and sugar sources

Just Spray And Walk Away

foliar spray and allow time to dry before artificial lights come on

This means that you can eliminate applying harmful chemicals to your prized crops once flowers appear

Netafim Replacement Disc Filter Rings + Spine for 1 & 1.5 Inch Filter, 40 Mesh (DFR150040) Odor Control & Filters Compatible with most biological inoculantsReplacement Filter Discs for Netafim Manual Disc Filters Your discs will need to be replaced eventually. Stock up on replacement discs for your manual disc filters now. Available Sizes: 3 4 Inch 1 Inch &amp 1. 5 Inch 1. 5 Inch Long *2 Inch Dual Lite & Dual HP *3 4 1. 5 have 40 mesh, 80 mesh, 120, mesh, and 140 mesh. The 2 inch filter also has the 200 mesh option. The 1 Inch and 1. 5 Inch come with the spine. The 3 4 Inch and 2 Inch do not come with