# Tetrosyl TSH500 Tetraschutz 500ml Aerosol Underbody Coating

Tetrosyl TSH500 Tetraschutz is a 500ml aerosol underbody coating designed for lower vehicle panels. The listing describes bitumen-based rust and moisture protection, sound-deadening properties and an approximate two-hour drying time at 20°C.

- [Original product page](https://bargainpostbox.co.uk/product/tetrosyl-tsh500-tetraschutz-underbody-coating)
- [View offer](https://bargainpostbox.co.uk/visit/tetrosyl-tsh500-tetraschutz-underbody-coating)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: Tetrosyl
- Model: TSH500
- Category: Cars & Motorcycles > Car Care & Cleaning
- Price: 7.82 GBP
- Previous price: 10.99 GBP
- Discount: 29%
- Price checked: 2026-11-13T05:50:14.229Z
- Rating: 4.5 / 5
- Reviews: 28

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- The listed use is lower vehicle panels, with protection claimed against rust, moisture and road debris.
- The coating is also described as helping reduce road noise and vibration.
- The listing recommends shaking the can for at least 2 minutes and spraying in light, even coats while keeping it moving.

## Pros

- Aerosol format allows the coating to be sprayed directly onto lower vehicle panels.
- The product combines stated corrosion protection with sound-deadening properties.
- An approximate drying time is provided for 20°C conditions.

## Cons

- The applied coating is not suitable for overcoating, limiting its use where a further coat is required.

## Specifications

### Identity
- Brand: Tetrosyl
- Model: TSH500
### Dimensions and weight
- Dimensions listed: 6.5 x 6.5 x 23.8 cm; 580 g
- Weight listed: 580 g
### Application
- Volume: 500ml
- Coating base: Bitumen-based
- Listed drying time: approximately 2 hours at 20°C

## Before you buy

- The stated drying time is approximate and applies at 20°C. The listing advises light, even strokes and says the can should be shaken for at least 2 minutes before use.

## A good fit for

- Vehicle owners applying a protective coating to lower body panels.
- Buyers seeking an aerosol underbody product that also claims sound-deadening properties.

## Less suited to

- Anyone who needs to apply a further coating over this product.

## Customer feedback

The aggregate ratings lean positive, with most ratings in the four- or five-star categories, but a small share are one-star. Without written review detail, this does not show what buyers liked or disliked. Treat the ratings as a limited general signal rather than evidence of coating performance. The listing's claims about protection and sound reduction are manufacturer statements, not customer feedback.

## Frequently asked questions

### What is the Tetrosyl TSH500 intended for?
It is described as an underbody coating for lower vehicle panels, with claimed protection against rust, moisture and road debris.
### How long does it take to dry?
The listing gives an approximate drying time of 2 hours at 20°C.
### Can the coating be overcoated?
The listing says it is not suitable for overcoating once applied.
### How should the aerosol be applied?
The listing recommends shaking it for at least 2 minutes, then spraying continuously in light, even strokes while keeping the can moving.

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## Add-ons

- [Tetrosyl TSH500 Tetraschutz Aerosol 500ml](https://bargainpostbox.co.uk/visit/tetrosyl-tsh500-tetraschutz-underbody-coating)

## Images

![Tetrosyl TSH500 Tetraschutz 500ml Aerosol Underbody Coating — 1](https://bargainpostbox.co.uk/i/-BJl76ZkDKqW2YRqOayT_laReqq_uhExVhb8G4Y0Y0tLpwCaaGbE4K2lMFF4fZx_p1196dIMOfMmgZmZrPK79-JYQx0ZCpXXebyGVGjRA90r-MiN7-vtiNSV.jpg)