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FAQ'S

Q: Can I paint or stain the precast?
A:

Yes. You can either stain or paint the precast and we recommend that you discuss your options with a painting professional.

Q: Is sealer required for precast products?
A:

No. We do not require a sealer and prefer that the concrete breathe over time. However, graffiti coatings have been applied.

Q: Joist and Deck Bearing conditions?
A:

ATMI Precast prefers that we provide a concrete haunch with continuous steel angle for joist bearing and an embedded steel angle for deck bearing.

Q: What is the fire rating of precast?
A:

It is the same rating as concrete. However, special attention needs to be paid to the joints between panels. There are products available that will provide up to a 4-hour rating.

Q: How far will you deliver product?
A:

Our geographical area is limited to how competitive our pricing can be. Typically, our radius is 300 miles from our production facility.

Q: What is the R-value of a wall panel?
A:

The R-value is dependent on the cross section of the panel and the type and thickness of insulation provided. Insulation types are Expanded Polystyrene (EPS), Extruded Polystyrene (XPS), and Polyisocyanurate (ISO).

Q: What foundation types are required for precast bearing conditions?
A:

We recommend that the precast be typically set at – 1’ 0” below finished floor. This foundation can be trench footing, stem wall, grade beam, etc. We will provide the necessary embed plates for casting in the field by others.

Q: What is the typical design/compressive strength of precast concrete?
A:

Typical design compressive strength of 5,000 psi at 28 days, and 3,000 at time of release.

Q: What is PCI MNL-116 and 117?
A:

PCI is the governing body for precast concrete products and establish the guidelines for design, production, and erection tolerances. PCI MNL-116 is a Quality guideline for structural precast, and PCI MNL-117 is a Quality guideline for architectural precast components.