About Spunstrand Inc.
For over 50 years, Spunstrand Inc. has furnished miles of under slab HVAC duct systems, above-ground industrial and municipal duct systems, and various special applications. Installations are in every state and foreign country. All these years and miles of pipe have produced a multitude of reliable services available to engineers, contractors, and architects.
These services include:
- Duct sizing and layout assistance
- Trenching and backfill considerations
- Full structural calculations for burial, pressure, vacuum, etc.
- A unique system for under slab in boot buried dampers
- Design for flex connections and expansion boots
- Field joint procedures and demonstrations
- On-site factory training
- Carbon vessel design, selection, and sizing
- Absorbtion media selections
- Shop drawing reviews for factory manifolded considerations
- Quality control procedures
- Visual inspection criteria
- CSI format specs as word or pdf files