High-temperature · up to +210°C
SIL AIR HP
SIL AIR HP is a red single-layer silicone hose with a silicone-coated polyamide spiral for hot and cold gases. The manufacturer describes it as highly flexible and lists hot-air drying, cooling and cleanroom ventilation, and the hose has spiral-free ends on both sides. The normal temperature range is −55 to +210°C, briefly up to +230°C. The hose is supplied from inner Ø 43 to 80 mm with working pressure from 1.5 to 1.1 bar.
- Hot and cold gases
- −55 to +210°C
- Silicone with polyamide spiral
- Highly flexible
- Ø 43 to 80 mm
- Spiral-free ends
Why this hose?
SIL AIR HP is a single-layer hose in red silicone with a silicone-coated polyamide spiral. Both ends are spiral-free.
The normal temperature range is −55 to +210°C, and the hose withstands +230°C briefly. Working pressure is 1.1 to 1.5 bar and vacuum 0.39 to 0.56 bar depending on size.
Where it is used
The manufacturer lists hot-air drying, cooling and cleanroom ventilation.
The formal name is SIL AIR HP.
Technical specifications
Specifications are current as of 30 October 2026 and come from the manufacturer's data sheet. Fields without a value are not stated by the manufacturer.
| Material | Silicone, red, single-layer |
|---|---|
| Spiral | Silicone-coated polyamide |
| Ends | Spiral-free on both sides |
| Conveying media | Gas |
| Temperature range | −55°C to +210°C |
| Short-term peak | +230°C |
| Manufacturer SKU (model group) | 3932000 |
Dimensions and ordering
The table shows the standard sizes from the manufacturer's data sheet. Inner Ø 70 mm comes with two item numbers with the same data. The manufacturer gives neither outer Ø, weight nor bend radius. Fields without a value (—) are not stated.
| Inner Ø |
Working pressure |
Vacuum |
Article no. |
|---|---|---|---|
| 43 | 1.5 | 0.56 | 39300432003 |
| 52 | 1.3 | 0.5 | 39300522003 |
| 55 | 1.3 | 0.5 | 39300552000 |
| 57 | 1.3 | 0.5 | 39300572000 |
| 70 | 1.2 | 0.5 | 39300702000 |
| 70 | 1.2 | 0.5 | 39300702004 |
| 80 | 1.1 | 0.39 | 39300802000 |
Fields without a value (—) are not specified in the manufacturer's factsheet. Overpressure and underpressure values are recommended operating limits; the product can be subjected to higher loads on request. Bend radius is measured along the inside of the hose bend.
Standards and compliance
The manufacturer documents the following:
- EN ISO 1307:2008.
- DIN 7715, class 4 S2.
The manufacturer states no electrical resistance for the hose, so it must not be used for combustible dust.
Documentation and downloads
Additional documents about this hose, its compliance and installation. Click to download as PDF in a new tab.
Help with material selection
If you're choosing a hose and are unsure about the right resistance level or zone classification, these two articles are a good place to start:
The invisible weakest link
Why a conductive or antistatic hose isn't sufficient on its own — and what grounding means for the complete system.
Know your ohm
The difference between antistatic and conductive, which resistance limits apply where, and how to measure them correctly.
Industries that use it
The hose is used in:
Industry for hot air, cooling and cleanroom ventilation.
Custom lengths and assemblies
The hose is supplied with spiral-free ends. Ask us about lengths and connection so the hose fits your installation.
Frequently asked questions
Why does Ø 70 mm have two item numbers?
The manufacturer lists two item numbers in inner Ø 70 mm with the same pressure and vacuum values and does not state the difference. Ask us and we will clarify it with the manufacturer.