Page 144 - ZSi-Foster-Engineering-Catalog
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Cal-Clamp Insulation
  Cal-Clamp Crush Resistant Insulation
MODEL “HW” - For Hot or Cold applications
• Works equally well on both hot and cold lines.
• Includes the strut clamps required for installation with strut.
• Special order insulation lengths, double sheet metal wrap, load bearing plates and alternate sheet metal gauges are available upon request.
MODEL “CWP” - For applications requiring a wet lag insulation
• Insulations extends 1" beyond sheet metal.
• The minimum length for our “CWP” insert is 6” .
• Includes the strut clamps required for installation with strut.
• Special order insulation lengths, double sheet metal wrap, load bearing plates and alternate sheet metal gauges are available upon request.
          Maximum Allowable Load (lbs)
   Pipe Size
  HW/CWP
   1 ⁄2"
  51
   3 ⁄4"
  62
   1"
  72
   1-1 ⁄4"
 92
   1-1 ⁄2"
  123
   2"
  164
   2-1 ⁄2"
 225
   3"
  276
   4"
  388
   5"
  500
   6"
  612
   8"
  827
   10"
  1102
   12"
  1326
  Insulation Length Specification (in.)
   I.P.S. NOMINAL
    Insulation Thickness
 1"
(25mm)
  11⁄2"
(38mm)
  2"
(51mm)
  21⁄2"
(64mm)
  3"
(76mm)
   4"
(102mm)
    1 ⁄2" to 11 ⁄2"
4"* (102mm)
    6" (152mm)
    2"
  6" (152mm)
  2-1 ⁄2"’ to 6"
  6" (152mm)
    9" (229mm)
    8" to 10"
  9" (229mm)
    12" to 18"
  12" (305mm)
  Sheet Metal Gauge1
   I.P.S. NOMINAL
    Insulation Thickness
 1"
(25mm)
  11⁄2"
(38mm)
  2"
(51mm)
  21⁄2"
(64mm)
  3"
(76mm)
   4"
(102mm)
    1 ⁄2" to 1-1 ⁄2"
 24 ga.
   20 ga.
    2" to 5"
 20 ga.
   6"
   20 ga.
    16 ga.
   8" to 24"
  16 ga.
    *CWP Model Inserts have a minimum length of 6" (152mm) **Larger Sizes Available Upon Request
Material:
1A double thickness of sheet metal is recommended on the lower half when used with rollers or when hanger span exceeds ten feet.
• •
Asbestos Free Calcium Silicate (Cellular Glass and Polyurethane also available upon request), treated for water resistance, encased in a 360 degree A-653 Galvanized Sheet Metal jacket (304SS and 316SS available upon request).
Minimum 140PSI compressive strength. Working Temperature is 42°F to 1200°F. (5.6°C to 649°C) Lower temps upon request.
www.zsi-foster.com
  – 144 –
 WARNING: These products can expose you to chemicals including lead, which is known to the State of California to cause cancer, and which is known to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
 
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