PROTIMETER HYGROMASTER® L - BLD7750L/BLD7751L

PROTIMETER HYGROMASTER® L - BLD7750L/BLD7751L

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Tue 17th Feb 2026

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Product ID: BLD7750L

Manufacturer: Protimeter

Price: (£299.99 ex VAT) £359.99 (inc VAT)

359.99 2026-03-17
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PROTIMETER HYGROMASTER® L BLD7750L/BLD7751L

Description

Faster than Fast.

The Protimeter Hygromaster L is a "lighter" version of the Hygromaster 2, but with the same great performance in accuracy and fast response! With a simple user interface and multi-function capability.

The Hygromaster L measures ambient humidity and temperature, dewpoint and specific humidity. It also incorporates a replaceable humidity and temperature sensor. This meter is ideal for flood damage restoration, building survey, concrete and concrete floor (in situ) moisture measurement.

All Protimeter instruments have a two-year warranty.

Features

  • Dewpoint and Specific Humidity (GPP, g/Kg)
  • Simple to use interface
  • Fast response
  • High accuracy
  • Replaceable humidity and temperature sensor

Benefits

  • Fast temperature and humidity response
  • Replaceable humidity and temperature sensor
  • Highly accurate

Applications

  • Flood damage restoration
  • Building survey
  • Concrete and concrete floor moisture measurement (ASTM-F2170 Standard)
  • HVAC test and measurement

Options

  • BLD7750L with HygroStick humidity sensor (BLD4750) - Recommended for high %RH harsh environment applications, such as ERH measurement in concrete. Operates between 30 and 98% RH.
  • BLD7751L with short QuikStick humidity sensor (POL8751) - Recommended for general measurement and applications, such as flood damage restoration. Operates between 0-100% RH.

Specification

Gross Weight 8 oz (227 gms)
Dimensions (LxWxH) 7 in X 3.2 in X 1.5 in (178 mm X 81 mm X 38 mm)
Display 2” TFT display, 176 x 220, 256K
Batteries (Included) 9V Alkaline
Hygrostick Data (Nominal) 30% to 40% RH (±3% RH) at 68°F (20°C).
41% to 98% RH (±2%) at 68°F (20°C).
Range 32°F to 122°F (0°C to 50°C) ±0.6°F (±0.3°C)
Warranty 24 months on mechanical or manufacturing defects.
Does not include wearing part or accessories.

Brand: Protimeter

Identifier: BLD7750L

Product Document Download(s)

  Data Sheet

  Instruction Manual

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Item Details

Brand new packaged items only.

Comes with a full manufacturer warranty (not including consumable products).

Please make use of any product reviews or youtube clips we have available to learn more about the item.

This item is usually delivered within 1 working day(s).

Website Details

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Please return the item/s if not suitable for a full refund (within 7 working days of receipt).

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Accept all payment methods including all major Credit Cards, Paypal and Amazon Payments.

Ordering

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Order by phone on 01737783101.

Order with an official purchase order by emailing [email protected]. We will check your account status or if you do not hold an account we will credit check your organisation, confirm and process your order. Please note the first order(s) will always need to be paid upfront unless you are a government linked organisation. Goods remain the property of Sitebox Ltd until paid for in full as per our full terms and conditions.

Probe

Option Price Difference
HygroStick - BLD7750L none
Short Quickstick - BLD7751L none