Glidevale Maxi Vent Periscope MV251 (3-4 courses)
- Suits 50-100mm cavities
- 3-4 brick course vertical adjustment
- Provides ventilation to suspended floors and wall cavities
- Use with MV250 Airbrick, MV254 Vertical Adaptor and MV253 Vent
- MPN: MV251
- Suits 50-100mm cavities
- 3-4 brick course vertical adjustment
- Provides ventilation to suspended floors and wall cavities
- Use with MV250 Airbrick, MV254 Vertical Adaptor and MV253 Vent
- MPN: MV251