Hinged Assisted KFVAA Ductile Access Hatch F900 class Extra Heavy Duty – Cast Iron Frame

Extra Heavy Duty Ductile Iron Access Hatches – 900 kN | EN 124-2 Certified

Our ductile iron manhole covers are equipped with extra heavy duty solid top covers and designed to withstand loads up to 900 kN, fully compliant with the EN 124-2 standard. These access covers ensure durability, safety, and long-term performance in demanding environments.

The KFVAA FTE range of locked, hinged and lift-assisted access covers is specifically engineered for areas imposing particularly high wheel loads, e.g. aircraft pavements. These access hatches are also suitable for a wide variety of underground structures, offering reliable and secure access solutions.

Each access hatch is supplied as standard with a ¼ turn locking device, ensuring easy operation, enhanced security, and efficient maintenance access.

Triangular covers and non-rock design by means of three-point suspension provide high stability under heavy traffic flow conditions.

Clear opening (mm) : K1F 750×750 ; K2F 750×1500 ; K3F 750×2250

Clear opening (mm)

  • K1F 750×750
  • K2F 750×1500
  • K3F 750×2250

Main features

¼ turn locking device with stainless steel H22 hex. head (other heads upon request).
Hardware and fasteners made of stainless steel.
Gas strut assist lift.
Safety blocking device to prevent accidental cover closure.

Certification

Complies with the requirements of EN-124-2 standard. Third-party certified with TÜV SÜD Industrie Service GmbH mark.

Download the certificate

Place of use

F900 : Areas imposing particularly high wheel loads, e.g. aircraft pavements.

Material

Hatch Cover(s) and frame – Spheroidal cast iron (ductile) EN-GJS-500-7.
Finished by water based black paint, environmentally friendly.

Product description

Drawings and dimensions

Table and references

Code
Description
Clear opening without lid (mm)
Freeway (mm)
A (mm)
B (mm)
H (mm)
Weight (kg)
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25756
K1FVAA FTE
750 x 750
580 x 750
900
910
120
224
25757
K2FVAA FTE
750 x 1500
580 x 1500
900
1660
120
368
Product description