Which base materials is the Fischer GB 8 suitable for?

This plug is designed for fixings in aerated concrete and soft building materials.

What drill hole diameter is required?

You need to drill a hole with a diameter of 8 mm.

How do you install the Fischer GB 8?

After rotary drilling without hammering, drive the plug into the hole with a hammer.

No, this plug is supplied without screws.

What screw diameter fits the GB 8?

This plug is suitable for screws with a diameter of 5 mm.

FISCHER 50491 aerated concrete plug GB 8

Name: FISCHER 50491 aerated concrete plug GB 8
Brand: FISCHER
SKU: 87030018
Price: 0.9 EUR
Availability: InStock

Supplier number: FISCHER 50491 | EAN 4006209504918

0.90 tax incl.

€0.74 excl. VAT (incl. all environmental contributions)

On stock - immediately available

The minimum purchase order quantity for the product is 25.

Delivery by DHL

✆ Talk to a specialist

Strong anchoring with the Fischer GB 8 aerated concrete anchor

Practical benefits

Optimal load distribution design: The spiral outer ribs cut a positive fit into soft aerated concrete to ensure superior holding power.
Fast hammer-in installation: You simply drive the anchor into the pre-drilled hole with a hammer, requiring no special setting tools.
Durable high-quality polyamide: Built from premium nylon material, it delivers reliable mechanical strength and dependable performance across all tasks.

In a nutshell

The right choise for

With the Fischer gb 8 aerated concrete anchor, you achieve a strong and dependable fixing in soft, porous masonry blocks. Its spiral outer ribs cut an interlocking fit into cellular concrete, delivering optimal pressure distribution and preventing the fragile base material from crumbling. Installing this 50 mm polyamide plug is straightforward and fast: after rotary drilling an 8 mm hole, simply drive it into place with a hammer, without needing any setting tools. It is the practical choice for securing cable conduits, pipe clips, and lightweight shelving using 5 mm screws, ensuring lasting hold and efficient work on every job.

Product information FAQ

€0.90

In stock - tax incl.

Key features according to our expert

Diameter (wall plug): - mm
With screw: No
Drilling diameter: 8 mm
type (screw head): Not applicable
With collar: No
Application: Aerated concrete; For soft materials
Wall plug type: Universal plug
Material (wall plug): Polyamide (Nylon®)
Drill hole depth: - mm
Length (Wall plug): 50 mm

Product description

The special plug for different fixings in aerated concrete.

The fischer Aircrete anchor GB 8 is a special anchor for different fixings in aerated concrete. The GB, made from high-quality nylon, is hammered in rotary mode after pre-drilling. The characteristic outer ribs ensure an interlocking connection between the building material and anchor. The fischer Aircrete anchor GB is ideal for fixing façade and roof constructions as well as railings in aerated concrete.

Optimum pressure distribution and high load-bearing capacity. Spiral outer ribs cut a positive fit in the aerated concrete
No setting tool necessary: simply hammer in using the hammer
The general building approval guarantees approved safety for use in safety-relevant applications
The spiral-shaped outer ribs cut a positive fit in the soft building material, thus ensuring the best pressure distribution and load-bearing capacity
Can be applied with a hammer - there is no need for special tools, thus saving time and money for the installation
The GB can also be used safely outside (e. g. in façade installation) when combined with the approved fischer safety screw in A4

Suitable for

The GB is suitable for pre-positioned installation
The spiral-shaped outer ribs ensure a positive fit connection between the building material and anchor
The required screw length is given by: Anchor length + fixture thickness + 1 x screw diameter
The GB 10 must be used with fischer safety screws to fulfil the approval and to achieve the maximum load-bearing capacity
Use rotary drilling to create the drill hole
Can be used in unplastered aerated concrete

Building materials

Approved for (GB 10) resp. suitable for (GB 8 and GB 14):

Aerated concrete >= PB2, PP2

Also suitable for:

Aerated concrete and ceiling panels of compressive strength >= 3. 3

Application

Light cable trays
Pipelines
Guard rails
Façade and roof constructions made of wood and metal
Light canopy brackets
Letter boxes
Trellis

All Features

Diameter (wall plug): - mm
With screw: No
Drilling diameter: 8 mm
Type (screw head): Not applicable
With collar: No
Application: Aerated concrete; For soft materials
Wall plug type: Universal plug
Material (wall plug): Polyamide (Nylon®)
Drill hole depth: - mm
Length (wall plug): 50 mm
Pierce fitting: No
Plug length = min. anchoring depth: 50 mm
Fischer safety screw: 5 mm
Remote mounting: No
Min. borehole depth: 60 mm
Plug length: 50 mm
Front mounting: Yes
Drill diameter: 8 mm
Implementation: without screw
Colour: grey
Chipboard screw: 5.0 mm

Brand FISCHER
87030018
EAN 4006209504918
Supplier number FISCHER 50491

Frequently asked questions about this product

Answered by specialists

Which base materials is the Fischer GB 8 suitable for?: This plug is designed for fixings in aerated concrete and soft building materials.
What drill hole diameter is required?: You need to drill a hole with a diameter of 8 mm.
How do you install the Fischer GB 8?: After rotary drilling without hammering, drive the plug into the hole with a hammer.
Are screws included?: No, this plug is supplied without screws.
What screw diameter fits the GB 8?: This plug is suitable for screws with a diameter of 5 mm.