4 in. Thick Series 7.25 in. Veritcal Half-Spacers Silicone System Glass Block Spacers (10-Pack)
https://www.probuilderswarehouse.com/shop/1005819823-0-4-in-thick-series-7-25-in-veritcal-half-spacers-silicone-system-glass-block-spacers-10-pack-439618
https://www.probuilderswarehouse.com/web/image/product.template/439618/image_1920?unique=dfc2691
Brand: ProVantage
Model: PVHALF4
SKU#: 1005819823.0
Barcode: 314753415
