What Is Bosch PerfectDry and How Does It Work?
If you've been researching Bosch dishwashers, you've probably come across the PerfectDry feature. Here's what it does and whether it's worth looking for in your next dishwasher.
What Is PerfectDry?
PerfectDry is Bosch's zeolite-based drying technology. It uses a natural mineral called zeolite that absorbs moisture and releases heat. During the drying phase of the dishwasher cycle, zeolite draws humidity out of the dishwasher interior and converts it into heat, which dries your dishes.
Why Is It Different?
Standard dishwashers use residual heat drying — they heat the water in the final rinse cycle to a high temperature, then rely on the heat stored in the crockery and the stainless steel interior to evaporate moisture. This works reasonably well for ceramic and glass items but leaves plastic items wet because plastic doesn't retain heat as well.
PerfectDry solves this problem. Because it actively generates heat using the zeolite mineral, it can dry plastic items fully without needing to increase water temperature.
Benefits of PerfectDry
- Dries plastic items effectively (containers, lids, spatulas)
- More energy-efficient than heated-air drying
- No regeneration required — zeolite reactivates automatically during each cycle
- Consistently dry dishes without opening the door
Which Bosch Models Have PerfectDry?
PerfectDry is available on Bosch Series 6 and Series 8 dishwashers. It's not found on the entry-level Series 2 or Series 4 models.
Is It Worth It?
If you regularly wash plastic items (and most households do), PerfectDry is genuinely valuable. It eliminates one of the most common frustrations with dishwashers — pulling out wet Tupperware and plasticware. The price premium for a Series 6 over a Series 4 Bosch is modest, and the drying improvement is noticeable.
Shop Bosch Dishwashers at Oceania Appliances
We stock the full Bosch dishwasher range including Series 6 and Series 8 models with PerfectDry. Visit our Wetherill Park showroom or shop online with free delivery across Sydney.