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Sto Corporation
StoPrime® Block Surfacer HP
QXO product C-604639 · 1 options
Selected: STO STOPRIME BLOCKSURFACER HP
QXO SKU 604639 · Product number STOPBSHP
Free, no-obligation quote. Our team confirms local availability, required quantities, compatible components, and installation pricing.
Selected option specifications
- UOM
- GAL|5GL
- Item Weight
- 52
- Algae Resistance
- No
- Applicable Standards
- ASTM D1308 ASTM D7072 ASTM D7234 ASTM D4541 ASTM D1653 ASTM D2697 LEED US EPA (40 CFR 59) South Coast AQMD (Rule 1113)
About this product
StoPrime Block Surfacer HP is a high build alkali resistant primer for use on vertical above grade walls over concrete, concrete masonry and stucco. Its primary purpose is to fill concrete block surfaces prior to the application of Sto top coats.

