Sansin Stain Blocking Primer

Sansin Stain Blocking Primer – Low VOC Exterior Primer for Tannin & Stain Control | Available at Hue & Hammer Vancouver

Sansin Stain Blocking Primer is a high-performance, water-based hybrid primer designed to prevent tannin bleed-through and discoloration from extractives and household stains. Ideal for use on Western Red Cedar and other wood species with high tannin content, this breathable primer hydrates wood with protective resins that resist water and UV degradation.

Perfect as a base coat under Sansin SDF or Classic systems, it ensures strong adhesion and long-lasting color consistency without compromising breathability. Its low VOC, non-flammable formula is safe for exterior use and compatible with brush, spray, or dip application methods. For added protection and color, follow with Sansin ENS Deep or White Base topcoats.

Key Features:

• Blocks tannins, extractives, and knot bleed
• Enhances adhesion and color consistency
• Breathable, water-based hybrid formula
• Low VOC and non-flammable
• Excellent UV and water resistance
• Compatible with Sansin SDF, Classic, and ENS systems
• Easy application by brush, spray, or dip