Exitex - 20mm Flat Setting Blocks

Product Code: 39190
£0.32 (£0.38 inc. VAT)
Buy As Trade

Availability: Special Order 7-14 Days

Quick Overview
Flat Setting Block-
3mm thick for 20mm double glazed units
No trapped moisture, undercut drainage channels
Can be stacked to produce a greater air space in multiples of 3mm