Quick Prep Primer is a water-based base coat with inbuilt tannin blockers.
Artisan Quick Prep is great at blocking those dreaded Asian mahogany bleeders!
On rare occasions timbers like stripped back antique oak may still bleed through slightly- in these cases simply treat the affected area with Flat Matte Sealer and reprime.
Artisan Quick Prep is available in 500ml jars.
Can be used under any water based paints:
Still having stubborn bleed through issues? Zinsser BIN may be a last resort. (I prefer to use non-toxic options)