Thermometers Direct

Mason's Wet Dry Bulb Hygrometer / Thermometer Zeal P2505

(Inc. 20% VAT)
Saving Of
£1.02 (6%)
(£12.50 Exc. VAT)
(1 Review)
14 in stock, immediate despatch
Product Code
Zeal Thermometers

Mason's Wet Dry Bulb Hygrometer / Thermometer

The Mason's Wet Dry Bulb Hygrometer / Thermometer is used to measure the amount of moisture in the environment. The hygrometer measures the wet and dry temperature over the range of -10 to +50°C enabling the relative humidity to be calculated (1 to 97% RH). The unit incorporates a small water reservoir. The mason's hygrometer is supplied with Hygrometric tables for calculating the % RH (relative humidity).

  • Wall mounted wet & dry thermometer
  • Mercury Free
  • Integrated small water reservoir

  • Temperature range -10°C to +50°C
  • Humidity range: 1 to 97% RH
  • Dimensions: 40 x 80 x 310mm

PLEASE NOTE: Replacement parts are available for this item; for replacement bulbs, please see Replacement Tubes & scale for 100159 and for replacement wicks, please see Spare Wicks for Mason Pack 10
Customer Reviews (1)
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1 Review:

Good product, quickly sent
13 February 2018  | 

Well packaged, works as advertised. Quick service.

1 of 1 people found this review helpful.
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Delivery Costs

Shipping And Handling

We use Royal Mail 48hr tracked, Parcelforce and DHL to deliver direct to UK mainland addresses, this will be selected based on weight and order value. You are able to upgrade your delivery to a next day service at an additional charge.

Please note shipping is charged per order, not each thermometer.

Next day delivery may be subject to delays by the courier which are outside of our control (please note that weekends and bank holidays are not classed as working days). Highlands and Islands / IV BT, IM TR 21-25, HS, KA27,28, KW1-3, 5-15, PA20-49, 62-77,61,78,PH17-26, 30-44, 49-50, ZE1-3 postcodes are sent on a 48hr service.


For those orders over £72 we will send post free to one address. However if more then one address per order, a delivery charge either £7.50 or £3.96 will be added
Once the parcels have left our premises the responsibility for delivery is with the Royal Mail or our Carrier.

Orders may be subject to delays by the courier which are outside of our control. If you experience any difficulties with the delivery of your thermometers please contact us.

Non delivery most be notified to us after 10 working days.

Please ensure all delivery information is correctly entered (including a phone number and valid email address). If we have received incorrect or inadequate information for the delivery of the goods we cannot accept any liability for late or failed delivery as a result of this.

Delivery Schedule

For orders placed Monday to Friday we aim to process your order right away. Orders placed after 2pm will be sent the next working day. Orders received after 2pm on Friday will be sent out on the following Monday (or next working day if a bank holiday)

This does not Include trade orders or purchase orders.

A calibrated thermometer if ordered in error can only be returned up to 14 days after purchase.

Purchase Orders

We accept purchase orders from the following organisations:

  • Hospitals, PCT's, NHS Foundation Trusts
  • Police Force, Fire Service
  • Councils
  • Prison Service
  • All British Military Forces

There is £50 minimum order value for all purchase orders

P&P on all Purchase Orders under £72 is £7.50 ( £6.25 Ex VAT )
P&P will be free on Orders over £72 Including VAT

Send your order by Email:-

Payment must be made within 30 days by BACS or Cheque

Zeal Thermometers