WarmMark Duo Time Temperature Indicator

WarmMark Duo Time Temperature Indicator

£3.65 ex. VAT
£4.38 inc. VAT
Product code: 32281

Part of the WarmMark range, the WarmMark Duo time temperature indicator has a temperature range of +10°C to +34°C and monitors the exposure and duration of a product that exceeds two activation temperature levels.

Minimum order quantity of 100

WarmMark Datasheet

Estimated delivery: 7-10 days

Time Temperature Indicator with Shockwatch WarmMark

The WarmMark Duo is a cost-effective, disposable time temperature indicator, designed to monitor temperatures during shipping and storage, indicating whether goods have been exposed to unacceptable temperature conditions.


Dimensions: 20.32mm x 99.06mm x 2.54mm
Indication Type: Visual, irreversible white to red colour change in the activation window
Activation Method: Manual: Peel back of the label
Moisture Resistance: Suitable for immersion in water
Product Life: 2 years from the date of manufacture when stored as recommended
Product Active Life: 2 years provided the full-time period does not exceed 3 years from the date of sale
Storage Conditions: Store in a cool dark environment


Operating Temperature Range (Activated State): +10°C to +34°C
Activation Temperature Exposure Time Period: Up to three days, 8 days, 14 days for +10°C


  • Pharmaceutical
  • Diagnostics

Benefits of a time temperature indicator

  • Delivers irreversible evidence of exposure to unacceptable temperature conditions
  • Verifies the adequacy of the cold-chain packaging
  • Aids in compliance with regulatory guidelines

We recommend you contact us to discuss your application so that we can assist you in choosing the correct ShockWatch time temperature indicator for you or if you wish to purchase over 250.

Hanwell Solutions Ltd are the official UK distributors of ShockWatch impact labels. Contact SpotSee if you wish to purchase this product outside of the UK: visit www.spotsee.io