Product Description
The Simpson MASB 16-Gauge Galvanized Masonry Mudsill Anchor by Simpson is a one-piece mudsill anchor engineered to securely anchor a mudsill to concrete block, poured walls, or slab foundations. Offering a practical alternative to traditional anchor bolts, the MASB eliminates the frustration of misplaced bolts and lost hardware, making form mounting and finishing faster and more reliable on stemwall or slab foundation projects.
Key Features
- Anchors mudsill to concrete block, poured walls or slab foundations
- Fill CMU cell with concrete grout first, then place MASB into the grouted cell and adjust into position
- Attach mudsill to anchor only after the concrete grout cures
- Nominal sill size: 2x4, 2x6
- Made from 16-gauge steel
- Galvanized (G90) for extra corrosion resistance
- One-piece design eliminates the need for nuts and washers
- Unique design provides installation flexibility, eliminating problems with misplaced anchor bolts
- Easily mounts on forms and makes finishing easier
- Suitable for stemwall or slab foundations
Specifications
- Model Number: MASB
- Gauge: 16
- Coating: Zinc Galvanized, G90
- Finish: Zinc Galvanized, G90
- Member Size: 2x4, 2x6
- Install With: 10d x 1-1/2 in. nails
- Country of Origin: United States
Approved Applications
- Anchoring mudsill to concrete block (CMU) foundations
- Anchoring mudsill to poured concrete walls
- Anchoring mudsill to slab foundations
- Stemwall foundation construction
Frequently Asked Questions
- What is the MASB mudsill anchor used for?
- The MASB is designed to anchor a mudsill to concrete block, poured walls, or slab foundations. It serves as a reliable alternative to traditional anchor bolts, suitable for both stemwall and slab foundation applications.
- How do you install the MASB mudsill anchor in a CMU block?
- Fill the CMU cell with concrete grout first, then place the MASB into the grouted cell and adjust it into position. Attach the mudsill to the anchor only after the concrete grout has fully cured.
- What nail size is required to fasten the mudsill to the MASB anchor?
- The MASB should be installed with 10d x 1-1/2 in. nails to properly secure the mudsill to the anchor.
- What sill sizes is the MASB compatible with, and what corrosion protection does it offer?
- The MASB is compatible with nominal 2x4 and 2x6 sill sizes. It is manufactured from 16-gauge steel with a G90 zinc galvanized coating for extra corrosion resistance, making it suitable for demanding construction environments.
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