4-State Supply

Industrial Insulation Distributor

4-State Supply offers a wide variety of insulation and jacketing materials used in industrial facilities including: coal fired power plants, agriculture processing, refinement plants, food production and cold storage.


Insulating Products

  • Fiberglass 1,000°F (pipe cover, board, blanket)

  • Mineral Wool 1200°F (pipe cover, board, wrap)

  • Calcium Silicate 1200°F (pipe cover, block, v-groove)

  • Ceramic Blanket 1900°F

  • Foamglass (pipe cover, block)

  • PolyISOcyanurate -297°F - +300°F

  • High Temp PolyISOcyanurate -400°F - +300°F

  • Styrofoam (pipe cover, board)

  • Green Stuff®
Contact us to order

Industrial Blanket / Removable Pads / Irregular Shape

  • Siliconized cloth, teflon cloth, re-wetable cloth and fab glass

  • SS mesh, SS hog rings and lacing anchors

  • E-glass
Contact us to order

Application Products

  • Jacketing (aluminum and stainless steel)
  • Sheeting (aluminum, stainless steel and corrugated)
  • Fittings (90°, 45° and T's)
  • Aluminum and stainless steel
  • Banding (stainless and aluminum)
  • Hat bar, H-bar and other sub-girt materials
  • Assorted screws, pins, washers and wing seals
  • Mastics, caulks, adhesives and coatings
Contact us to order
Logo for Unifrax, a company, with blue square and text "UNIFRAX" in white.

Logo for RPR Products, Inc.
Red square logo with a white shape, "ROCKWOOL" text.
RAMCO Insulation, Inc. logo in blue, with RAMCO in large letters above "INSULATION, INC."
Logo for Proto Engineered Thermoplastics Corp. with the word "Proto" in white letters on a blue background.
Harbison-Walker Refractories Company logo: black and red flame in "H.W" letters, circled by company name.