Timloc Vertical Extension Piece +150mm
- Adjustable to achieve a step of 5 or more courses
- Can be stacked
- Lightweight
- Durable & resists decay
- Fits between upper and lower parts of telescopic underfloor vents
- Adjustable to achieve a step of 5 or more courses
- Can be stacked
- Lightweight
- Durable & resists decay
- Fits between upper and lower parts of telescopic underfloor vents