New Improvements to the 3.5m SCHOOL MODEL

As part of Sirius Observatories on going product improvement, we are pleased to announce our new manual operation system for the lower shutter.

- Designed for one handed operation
- Fold away handle
- Our unique locking system reduces wind buffeting.
- Simple to install.
- Inexpensive

Contact Sirius Observatories direct or your local agent for full details and prices.