SeaHawk Polyester Insulated Acoustic Ducting - 100mm x 5m varo__0.95L What dose rate should I

What dose rate should I use

4ml per litre of GT Fulvic = 100ppm fulvic acid

- 1413 μS/cm (microSiemens per centimeter) conductivity standard

and mineral and oxygen availability and uptake

SeaHawk Polyester Insulated Acoustic Ducting - 100mm x 5m varo__0.95L What dose rate should ISeahawk Acoustic Ducting Polyester Insulated, 5m Boxed Reduce fan and airflow noise in your ventilation system with Seahawks premium polyester insulated acoustic ducting. Designed with a medium density Dacron insulation layer, this ducting absorbs sound from both the fan and the moving air, creating a quieter grow room or indoor environment. Unlike fibreglass alternatives, the polyester insulation is itch free and safe to handle, making installation