QISF Stainless Steel Exhaust Pipe (300cm) for parking air diesel heaters
Product description
The essentials
This QISF stainless steel exhaust pipe is a practical add-on when you need to extend a parking air diesel heater’s exhaust run. Over a 300cm length, it’s designed to help route exhaust out further from the immediate area—such as away from an awning or into a quieter/out-of-the-way position around a van.
On paper, it targets the common “tail pipe extension” need: using a flexible stainless exhaust hose to get the discharge where you want it. It also calls out generator exhaust extension use, which is helpful if you’re setting up power outdoors and want the exhaust directed more safely and neatly.
A sensible point to start with: the hose is listed as for D: 2.5cm heater hoses and comes with 2 clips. If your heater/exhaust port is a different diameter, it may not suit you—so it’s worth double-checking before ordering.

Key points
Where this pipe really fits is when you’re replacing a damaged or too-short exhaust section, or when your original layout forces exhaust to end in a less ideal location. The stainless steel build is meant to resist corrosion and wear, which matters for something that lives around heat, fumes and outdoor conditions.
It also isn’t just a “theoretical” accessory: the package includes 2 screw clamps, and the setup is described as straightforward—use the clamps on the connections and tighten according to the fit. That’s the kind of simple job most people want when they’re trying to sort heater noise and routing.
Still, it’s not perfect for every situation. Because it’s described as a flexible tail pipe/exhaust hose, if you need a rigid, fixed-length system with very tight bends, you may find other approaches more appropriate. And if your installation needs special adapters beyond what’s included, you might have to source those separately.



What stands out
- Stainless steel construction, described as shiny with no burr, aimed at durability and corrosion resistance.
- Intended use as an exhaust extension for parking air diesel heaters, with a stated fit for 2.5cm exhaust ports.
- Includes 2 screw clamps to help secure connections and reduce the risk of leaks at the joins.
- Flexible exhaust routing approach, useful when you’re directing fumes to the other side of a van or away from fabric and openings.
What you’ll notice day to day
In real-world setups, exhaust routing is often the difference between “it works” and “it works without being annoying”. With a longer tail pipe, you can move the exhaust outlet further away from where you’d rather keep things quiet or protected.

A micro example: if you’re running a parking air diesel heater at the roadside and the short exhaust outlet sits too close to a van awning, this kind of 300cm extension can let you angle the outlet further out, so you’re not constantly listening to (or thinking about) exhaust noise at the awning edge.
That said, the level of improvement depends on how your heater, port diameter and routing plan line up. A longer hose won’t magically solve an installation mismatch.
Tech summary
- Name: QISF Stainless Steel Exhaust Pipe (parking air diesel heater exhaust extension)
- Type: Flexible tail pipe / exhaust hose
- Length: 300cm
- Heater hose diameter (listed): 2.5cm
- Material: Stainless steel
- Included in the pack: 1 x 300cm stainless steel exhaust pipe + 2 x clamps



Who it’s for (and who should be cautious)
It makes sense if you have a parking air diesel heater arrangement that uses a 2.5cm diameter exhaust port/hoses and you want either a replacement for a short/damaged section or an extension to route exhaust further away.
It may not suit you if you’re dealing with a different exhaust diameter, or if your system requires adapters or parts not mentioned here. Also, if you’re expecting a fully “done for you” installation with guaranteed leak-free performance in every scenario, it’s worth noting the description relies on proper tightening of the clamps—so accuracy during fitment matters.
Is it worth it?

This is a reasonable buy if your main goal is extending or replacing a 2.5cm diameter parking air diesel heater exhaust run, especially when you want the outlet positioned further away from an awning or similar area. The stainless steel build and included clamps are exactly the sort of fundamentals you want for an exhaust accessory.
You may want to skip it if your heater’s exhaust port/hoses aren’t 2.5cm, or if you need more than what’s included (for example, extra fittings/adapters) to make everything line up.
Before you order, check the exhaust port diameter against the 2.5cm specification, and plan your routing so the hose can be clamped securely at both ends without fighting the install angle.
Quick FAQ



Can this be used for more than one application?
Yes. It’s listed as suitable for parking air diesel heater exhaust extension, and it can also be used as an exhaust extension on a generator. It also notes fitting for a kitchen drain, but the focus here is clearly exhaust-style routing.
What’s included in the package?
You get 1 x 300cm stainless steel exhaust pipe and 2 screw clamps.
How is it installed?
The description says it’s installed using the included screw clamps on the connections, then tightened to the required degree of tightness.
Is it compatible with Eberspacher or Propex heaters?
The base description states it can be used with heaters such as Eberspacher and Propex, provided you’re working with the listed 2.5cm exhaust hose/port size.
Will it reduce exhaust noise?
It’s described as helping reduce noise by allowing you to route the exhaust tail pipe to the other side of a van away from the awning. How much noise reduction you get depends heavily on your specific layout.
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