Dosatron Water Powered Doser, 40 GPM 1:3000 to 1:500, Viton Seals & Bypass - 1.5 Inch (D40MZ3000BPVFHY) air ventilation ducting you can use hand cranks

you can use hand cranks to pull your curtains and save on electricity costs

This includes options with and without housing

single bar curtain or up to 625 sq

For high-pressure situations

Greenhouse plastic is made of LDPE (polyethylene) which is a softer

Dosatron Water Powered Doser, 40 GPM 1:3000 to 1:500, Viton Seals & Bypass - 1.5 Inch (D40MZ3000BPVFHY) air ventilation ducting you can use hand cranksDosatron D40MZ3000BPVFHY Spec Sheet Dosatron D40MZ3000BPVFHY Schematic Specs Dosatron Nutrient Delivery System Brochure Dosatron Nutrient Delivery System Volumetric Injection Test Procedure Simplify your nutrients by directly installing Dosatron Doser into the water line Installed on the water supply line, the Dosatron uses water pressure as the only power source. Thus activated, it takes up the required percentage dose of concentrate and then mixes