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Plants
in pots or cell packs are grown on specially shaped concrete
floors that can be flooded for short periods of time.
The
water or fertilizer solution rises upward in the soil medium
through capillary action. The plants are thoroughly
irrigated without being waterlogged. Unused water returns
to a reservoir for recirculation.
Flood Floors are normally combined with floor heat. Separate
control of root and foliage temperatures helps fine-tune
plant growth while reducing dependence on chemicals.
TrueLeaf Flood Floors: Tried and Proven
• A wide range of crops respond favorably to sub-irrigation. • Extremely even water levels result in uniform crops.
• Zero runoff eliminates pollution.
• No wasted water or fertilizer.
• Dry foliage reduces diseases.
• Short watering periods prevent transfer of fungus spores. • Open growing space permits excellent flexibility and fast movement of crops.
• Simple design: reliability and low maintenance.
• Good sanitation is easy to maintain.
• Labor for watering is practically eliminated.
• Payback in quality crops, ease of operation, low maintenance, and compliance
with environmental regulations.

How TrueLeaf Flood Floors work:
1. The 1000-6000 sq. ft. watering sections are slightly
pitched.
2. Section after section is gently and evenly filled with 1-2
inches of water.
3. Drainage is quick and complete.
4. Flexible rubber barriers contain the water on the floors
while permitting unobstructed traffic.
5. Combined fill-and drain time per section is 6-10 minutes.
6. The service area constitutes the heart of the Flood
Floor system. Pumps, filters and controls are combined
in a compact, convenient unit. Reservoirs are located
under or above ground.
7. Individual fertilizer mixes can be applied to each
floor section
8. Return water from the floors is practically unchanged
in its composition; simple
fertilizer mixing equipment can be used when refilling the reservoirs or constant
recirculation and monitoring can be provided using a TrueFeed
system.
9. System controls operate independently or can be integrated
with greenhouse computers.
TrueLeaf Flood Floors are individually designed to fit
any greenhouse or outdoor
growing situation, new or existing structure, large or
small.
Existing systems can easily be expanded by adding more
floor sections.
TrueLeaf provides proven design, step-by-step information
and custom manufactured key components.
Each construction process is tailored to the grower's
specific needs and circumstances.
On-site technical assistance enhances
cooperation with contractors and greenhouse staff.
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