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Now that you've installed a drip irrigation system to conserve water, how are you going to
fertilize your plants?
Strong Injectors welcomes your interest in the patented, award-winning, Add-It®
automatic proportioning fertilizer dispenser/injector and the versatile Green Machine Pro®. Since 1988 Strong Injectors has manufactured over 138,000
fertilizer injectors for people just like you, people who understand the benefits of
fertigation!
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Add-It ® |
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Add-It ®
Featured In
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Product sizes range from a small pint capacity all the way up to a 10 gallon capacity model. Inlet and outlet sizes range from ½” up to 2”. The inlet and outlet must be installed horizontally.
Strong Injectors ™ has received recognition four times from the American Society of Agricultural Engineers (ASAE) for outstanding innovation in product design.
Download our brochure for “ADD-IT”® and "Green Machine Pro"® fertilizer injectors.
(7MB)
The terms injector and dispenser are synonymous.
Read more...
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Available in vertical and horizontal sizes from 1 gallon to 10 gallon capacity. Inlet and outlet sizes range from ½” to 2”.
The inlet and outlet manifold can be installed either vertically or horizontally, making it extremely easy and versatile to install.
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Caddy ®
 
Available in 1½ quart, ½ gallon, 1, 2, 5 and 10 gallon capacity. Inlet and outlet sizes range from ½” up to 1”. Larger sizes are available upon request.
Install permanently or move about the yard.
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Drip Irrigation Pint Capacity Injector

Portable proportioning fertilizer injector and foliage feeder as featured on HGTV's "Gardening by the Yard".
The Drip Irrigation Pint Capacity Add-It® Fertilizer Injector attaches directly to a hose bib/garden valve. It's also ideal for use with hose-end sprinkler/spray and Porous Pipe!
Add-It will save you time and money. Best of all, you can use your
favorite totally water-soluble granular fertilizer.
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Drip Irrigation System Header ® NEW!

The Drip Irrigation System Header ® makes setting up a drip irrigation system extremely easy! It attaches directly to a hose bib/garden valve or ¾" anti-siphon valve. It's also ideal for use with hose-end sprinkler/spray and Porous Pipe!
Includes:
Vacuum Breaker (backflow preventer)
Fertilizer Injector (pint capacity)
Filter (stainless steel element)
Pressure Regulator (preset at 19 PSI)
¾” PVC Adaptor Fittings
Brass hose bib and anti-siphon valve are NOT included!
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