ProVantage 4 Inch Horizontal Spacer
This ProVantage Glass Block Channel is constructed of rigid white vinyl. It is available in 4″ thickness for use with almost all glass block options. The Provantage Channel is pre-drilled for easy installation and it is sold in lengths of 40″ or 72″.
$9.50 – $95.00
How to use the ProVantage Horizontal Spacers:Download Provantage Brochure
40 Inch, 72 Inch
Single Piece, 6-Pack