At a glance
- System format
- G24 · 53 × 31 cm
- Contents
- 1 tall 8440 cover; cell tray, watering tray and mat not included
Assembly and use
The lightweight tall 8440 cover is primarily intended for G24 trays with 40 or 84 cells. Around 7–10 cm of usable height provides room above the crop; other G24 trays have only a limited, looser fit.
The thin, lightweight cover sits on a compatible tray. It is not suitable for STP trays.
- Check the format
The cover is primarily intended for G24 trays with 40 or 84 cells. Other G24 trays fit only loosely with limitations; STP is excluded.
- Check plant height
Allow for approximately 7–10 cm usable height. Do not press leaves against the cover.
- Fit the cover
Handle the thin cover gently around its edges and seat it correctly.
- Monitor conditions
Observe temperature, humidity and condensation and ventilate as needed. The cover has no factory-opened vents.
- Assess permanent ventilation
If needed, the thin recessed upper corners can be carefully cut open with a knife for permanent ventilation. Check ventilation needs before making this change.
- Clean and store
Remove plant debris, clean gently and store dry without pressure on the cover.
Contents and product details
- Item code
- haube-hoch8440
- Contents
- 1 tall 8440 cover; cell tray, watering tray and mat not included
- Overall dimensions
- approx. 53 × 31 × 12 cm
- Usable height
- approx. 7–10 cm
- Intended trays
- G24 with 40 or 84 cells; other G24 trays only with a limited, looser fit
- Construction
- Lightweight, thin, flexible clear plastic; flat roof
- Ventilation
- No factory-opened vents; no adjustable ventilation
During propagation
Hydroponik 1240 XXL – 40 Cells with Tall Cover – Matching system configuration: Hydroponik 1240 XXL – 40 Cells with Tall Cover. Check the supplied contents of this version.
Hydroponik 1284 XXL – 84 Cells with Tall Cover – Matching system configuration: Hydroponik 1284 XXL – 84 Cells with Tall Cover. Check the supplied contents of this version.
PRO40 – Propagation House with 40 Cells – Matching system configuration: PRO40 – Propagation House with 40 Cells. Check the supplied contents of this version.
Hydroponik 84 – Propagation House with 84 Cells – Matching system configuration: Hydroponik 84 – Propagation House with 84 Cells. Check the supplied contents of this version.
Plan sowing, temperature and transplanting for the species. The system format does not determine germination conditions.
Handling guidance
- Check temperature and humidity regularly; do not let plants overheat under the closed cover.
- Lift the thin, lightweight cover carefully and do not load it.
- If permanently opening the corners, handle sharp tools carefully and consider cut edges.
Cleaning and storage
Clean gently with water, remove growing-medium residues and allow to dry before storage.
Check for cracks and a suitable fit before reuse.
Manufacturer and product information
Manufacturer
The instructions explain G24 assembly and water transfer; accessories shown are included only where expressly stated.
Propagation set: original instructions, page 1 (German) Opens in a new window.
Propagation set: original instructions, page 2 (German) Opens in a new window.
Frequently asked questions
What is supplied?
1 tall 8440 cover; cell tray, watering tray and mat not included.
Does the cover fit STP trays?
No. It is intended for the stated G24 formats; STP is explicitly excluded.
Does it have adjustable vents?
No. It is supplied without open vents. The original description identifies thin upper corners that can be permanently opened; this is not adjustable ventilation.
Does the cover fit every G24 tray equally well?
No. It is primarily intended for G24 40- and 84-cell trays. The fit on other G24 trays is limited and somewhat loose.

More room above the crop
The cover offers around 7–10 cm usable height and is primarily intended for G24 40- and 84-cell trays.

Corner for permanent ventilation
The detail shows the thin recessed corner. It is not factory-opened and is not adjustable.

Monitor the growing environment
Check temperature and humidity regularly. Lift the lightweight cover without loading it and check that it fits.
Pairs well with
Selected additions for your plant care.
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Premium 40-Cell Propagation Tray – G24
€7,95 View productMatching tall 8440 cover for the 40-cell tray; items supplied separately.