A Great Fix for those Little Pinholes.

1 videos • 63 views • by RhinoTech A candid product review of RhinoBlock 201 - Permanent Blockout or RhinoBlock 202 and 203 - Water Soluble, reclaimable Blockout is here. These products have been designed as a filler medium to fix emulsion imperfections and defects. Jonathan describes how either the water soluble or two-part permanent block out can save time rather than using old emulsion that needs a post cure.