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FrostSafe
Freeze Protection Damper

The FrostSafe®, a wafer style bi-directional hingeless damper, is installed in a vent pipe to minimize the thermal exchange of cold and warm air in and out of a vault to help prevent freezing.
SpecificationsMaterials of Construction Dimension Drawings Instruction Manuals Technical Data

frostsafe

FrostSafe Brochure
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    Product Overview

  • NSF/ANSI 372 Certified Lead-Free by WQA
  • Wafer style bidirectional hingeless damper
  • Installed in vent piping
  • Protects air valve freezing
  • Manufactured under a certified ISO 9001 quality system
  • Available in sizes 4", 6", 8", 12"
  • Minimizes the flow of cold air into vaults through vent pipes
  • Provides 100% flow area
  • 100% corrosion resistant construction
  • Allows Air Valves to function at full rated capacity
  • Wafer design minimizes space requirements
  • Features

  • Body - High Density Polyethylene
  • Membrane - Nylon Reinforced Neoprene
  • Damper Seal - PETG (Polyethylene Terephthatate Glycol)
  • Adaptable to existing vent pipes

Lead Free Certification

SpecificationsMaterials of ConstructionDimension DrawingsInstruction ManualsTechnical Data


Specifications
Valve Size Product Description

Drawing Number

4" - 12" 1500 FrostSafe® Two-Way Damper VM-1500-S

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Standard Materials of Construction
(contact factory for optional materials)
Valve Size Product Description

Drawing Number

4" - 12"

1500 FrostSafe® Two-Way Damper

VM-1500-M

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Dimension Drawings
Valve Size Product Description

Drawing Number

4" - 12"

1500 FrostSafe® Two-Way Damper

VM-1500

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Instruction Manuals
Valve Size Product Description

Drawing Number

4" - 12"

FrostSafe® Two-Way Damper

FS-OM2

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Technical Data
Description Drawing Number

FrostSafe® Two-Way Damper

CAD - PDF

Vault Installation

CAD - PDF

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