I.B.01. W912LD25Q0003_Att(2)_ind-PS-15-69.pdf

This is a technical specification document (PS 15-69) for industrial FRP (Fiberglass Reinforced Plastic) ductwork used in lab exhaust or waste water treatment applications. The specification, published by Spunstrand Inc., details requirements for FRP duct materials, construction, and installation.

The document outlines specific technical requirements including: minimum wall thicknesses ranging from .125" to .250" depending on duct size; Type 1, Grade 2 RTRP Class E materials per ASTM D2310; minimum 20" water column pressure and 12" vacuum ratings; 5:1 safety factor for structural design; and specific resin types (Hetron 992SB, AOC KO22, or Corezyn Corve8440). Additional requirements cover accessories like dampers, silencers, and fittings, as well as quality assurance measures including factory inspections, submittal requirements, and installation specifications by qualified mechanics with minimum 5 years experience. The document includes detailed requirements for submittals including material samples, quality control documentation, and fabrication details that must be provided with bids.