tesa® 54332 FireGuard

Fire containment sealing patch for hole covering in battery compartments

Product description

tesa® FireGuard combines a fire- and heat-resistant aluminum laminated glass cloth layer with a thick acrylic adhesive sealer. This product is optimized for the automotive industry to cover holes in the battery area that require reliable fire proofness of the passenger compartment and perfect sealing.

Product details and specifications

Application Fields

tesa^® 54332 FireGuard can be applied before and after paint shop along the automotive production process, e.g. floor areas directly above the battery housing.
Main product features:

Fire proofness of car body holes > 5 minutes at 500 °C (open flame)
Reliable corrosion protection and sealing against water ingress
Good puncture resistance
Very good resistance to chemicals
Temperature resistance (dimensional stability) up to 200 °C
Good UBC (PVC) compatibility and paint anchorage
Secure adhesion to steel, aluminum, plastics, painted substrates, and reinforced plastic substrates in automotive lightweight constructions

In case the product will be applied in the underbody area we are recommending an additional coverage due to low stone chipping performance.
Our aim is to fully understand your application (including the substrates involved) in order to provide the right product recommendation and to ensure the highest performance possible.

Backing material	aluminium laminated glasscloth
Color	silver
Total thickness	1,010 µm
Type of adhesive	modified acrylic
Type of liner	PE-coated paper

Puncture resistance	400 N

Adhesion to steel	22 N/cm

Fireproofing tesa acc. VCS 7511, 17, 3.8 Fire Ingress
Rolls with customer specific patch dimensions can be delivered according to customer requirements and applications.
In case the product will be applied in the underbody area we are recommending an additional coverage due to low stone chip performance.
We support your individual application process with tesa designed dispensing solutions to ensure a quick and reliable sealing of holes in the car body. By fitting your robot with the best end arm tooling we enable a smart automation concept in your production site. Ask for our tesa^® EfficienSeal automated dispensing tool to ensure a highly efficient and automated patch application.

tesa® products prove their impressive quality day in, day out in demanding conditions and are regularly subjected to strict controls. All technical information and data above mentioned are provided to the best of our knowledge on the basis of our practical experience. They shall be considered as average values and are not appropriate for a specification. Therefore tesa SE can make no warranties, expressed or implied, including, but not limited to any implied warranty of merchantability or fitness for a particular purpose. The user is responsible for determining whether the tesa® product is fit for a particular purpose and suitable for the user’s method of application. If you are in any doubt, our technical staff will be glad to support you.

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Product information_tesa® 54332_en-SG 66.6 kB

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Product comparison

Name of product	tesa® 54332 FireGuard	tesa® 6042PV0TL ProSeal	tesa® 54678	tesa® 54335 PV0 PunctureGuard	tesa® 54337 PV1	tesa® 54485 Fireman Access	tesa® 54657 Low VOC	tesa® 54718 Paintable Noise Blocker	tesa® 54321	tesa® 54336 flexible and temperature resistant	tesa® 54651 Low VOC
Total thickness	1,010 µm		250 µm	990 µm	450 µm	9,690 µm	290 µm	1,350 µm	690 µm	450 µm	310 µm
Type of adhesive	modified acrylic		natural rubber	modified acrylic	tackified acrylic	modified acrylic	thermosetting natural rubber	modified acrylic	tackified acrylic	modified acrylic	natural rubber
Backing material	aluminium laminated glasscloth		PE extruded cloth	PET	PVC film	glassfibre / PET film	Acrylic-coated cloth	polyolefin	PET fleece	PET	Acrylic-coated cloth
Color	silver	colourless		grey	black	white	grey	grey	white	black	black

Last updated on 15 Jun 2026

tesa® 54332 FireGuard

Product details and specifications

Application Fields

Additional Info

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