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Durridge Price List (PDF format. Prices are expressed is USD.)

The following page contains up-to-date prices for all product categories, with the ability to add all selected items to your order. Prices do not include duties, taxes, or shipping. These will be calculated before checkout.

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RAD8 Radon Detector  Next-Generation electronic radon and thoron monitor with spectral analysis
RAD7 Radon Detector  Electronic radon and thoron detector
RAD8 and RAD7 Supplies  Expendable Supplies and Additional Supplies for RAD8 and RAD7
RAD H2O  Radon in water accessory for RAD8 and RAD7
RAD AQUA  Continuous radon in water accessory for RAD8 and RAD7
Soil Gas Probes  In-ground radon detection accessories for RAD8 and RAD7
DRYSTIK  Moisture exchanger to reduce the humidity of the air entering RAD8 or RAD7
Big Bottle System  High sensitivity radon in water accessory for RAD8 and RAD7
Natural Rock Sample  Monitor RAD8 or RAD7 performance once each month
Emission Chambers  Bulk and surface emission detection for RAD8 and RAD7
Water Probe  Slow Response Monitoring of Radon in Water for RAD8 and RAD7
Accessories  Durridge offers a variety of accessories for the RAD8 and RAD7

Purchase the RAD8 Radon Detector

RAD8 Radon Detector

$10,800.00Add to cart

The RAD8 comes complete with the following components and accessories:

  • External 12V Power Adaptor
  • 4 Drying Tubes
  • 1 Laboratory Drying Unit
  • 5-lb Jar Indicating Desiccant (8 mesh)
  • 1 Dust Filter
  • 6 Inlet Filters
  • Vinyl Tubing Set
  • Waterproof USB adapter cable
RAD8 Tubing Set

Included with RAD8; also available separately.

$60.00Add to cart
Waterproof USB Cable for RAD8

Included with RAD8; also available separately.

$59.00Add to cart
RAD8 Calibration Service

RAD8 Calibration Service includes comprehensive testing, routine maintenance, and (if needed) replacement of consumable components. For details, see the Radon Calibration page.

 $624.00  Contact us

Purchase the RAD7 Radon Detector

RAD7 Radon Detector

$7,800.00Add to cart

The RAD7 comes complete with the following components and accessories:

  • RADLINK Remote Control Software
  • Wireless Infrared Printer, batteries, and 6 rolls paper (Not included with RAD7 NP*)
  • External 12V Power Adaptor
  • 2 sets Velcro Tabs (Not included with RAD7 NP*)
  • 4 Drying Tubes
  • Laboratory Drying Unit
  • 5 lb Indicating Desiccant (8 mesh)
  • 1 Dust Filter & 6 Inlet Filters
  • Vinyl Tubing
  • USB to Serial adapter cable
  • CAPTURE data acquisition and analysis software

* The optional RAD7 NP configuration includes everything that comes with the standard RAD7, except for the Wireless Infrared Printer, printer batteries, printer paper, and velcro tabs.
RAD7 Radon Detector NP

$7,700.00Add to cart
RAD7 Tubing Set

Included with RAD7; also available separately.

$43.00Add to cart
USB to Serial Adaptor Cable for RAD7

Included with RAD7; also available separately.

$43.00Add to cart
RAD7 Calibration Service

RAD7 Calibration Service includes comprehensive testing, routine maintenance, and (if needed) replacement of consumable components. For details, see the Radon Calibration page.

 $624.00  Contact us

RAD8 and RAD7 Supplies

Expendable supplies for RAD8 and RAD7
5 lb Indicating Desiccant (8 mesh)

$139.00Add to cart
5 lb Indicating Desiccant (10-20 mesh)

$148.00Add to cart
25 lb Indicating Desiccant (8 mesh)

$682.00Add to cart
25 lb Indicating Desiccant (10-20 mesh)

$712.00Add to cart
Thermal Printer Paper Rolls (x6)

$17.00Add to cart
Additional RAD8 and RAD7 Supplies
Wireless Infrared Printer

Included with RAD7. Not included with RAD8.

$225.00Add to cart
Laboratory Drying Unit

Included with RAD8 and RAD7

$144.00Add to cart
Small Drying Tubes (x4)

Included with RAD8 and RAD7

$72.00Add to cart
Inlet Filter Pack (x6)

Included with RAD8 and RAD7

$32.00Add to cart
Dust Filter (x1)

Included with RAD8 and RAD7

$8.00Add to cart

RAD H2O & Supplies

Radon in water accessory for RAD8 and RAD7. View product page

Purchase the RAD H2O

$1,586.00Add to cart
The RAD H2O Includes the following component kits (most of which may also be purchased separately):
RAD H2O Case Package

RAD H2O Case Package

  • Rugged Pelican brand case with sculpted foam inserts
  • Drying and Charcoal Tube Kit
  • 250 ml glass vial with Septum Cap (x6)
  • 40 ml glass vial with Septum Cap (x12)
  • Labels for 40 ml glass vials
  • Small adjustable Retort Stand and Clamp
RAD H2O Aerator Cap Kit

RAD H2O Aerator Cap Kit

  • Aerator Cap (x2)
  • Tubing for 40ml and 250ml vials

$180.00Add to cart
RAD H2O Glass Frit Kit

Glass Frit Kit

  • Glass frits (x3)
  • Inlet filters (x2)
  • Tygon tubing spacers

$290.00Add to cart
Indoor Faucet Adaptor

Indoor Faucet Adaptor

  • Plastic adaptor with rubber seal and coupler
  • 20 in (50.8 cm) of 3/16 in (0.48 cm) ID tubing

$60.00Add to cart
RAD H2O Tubing Set

RAD H2O Tubing Set

  • From RAD7 to aerator cap, with check valve (~24”)
  • From aerator cap to drying tube (3”)
  • From drying tube to RAD7 (~24”)
  • RAD H2O Bypass Assembly
  • Vacuum Grease Container

$110.00Add to cart
Additional Supplies and Components for the RAD H2O
RAD H2O 250ml Glass Vials (12 Pack

250ml Glass Vials (12 Pack)

  • 250ml glass vial (x12)
  • Septum Cap (x12)

These are replacement supplies for collecting water samples.
(6) 250ml Glass Vials with Septum Caps are included in the RAD H2O Case Package.

$120.00Add to cart
RAD H2O 40ml Glass Vials (24 Pack)

40ml Glass Vials (24 Pack)

  • 40ml glass vial (x24)
  • Septum Cap (x12)
  • Labels for glass vials

These are replacement supplies for collecting water samples.
(12) 40ml Glass Vials with Septum Caps are included in the RAD H2O Case Package.

$120.00Add to cart
Drying And Charcoal Tube Kit

Drying And Charcoal Tube Kit

  • Small drying tube (x4)
  • Tube of activated charcoal (x1)

These are expendable supplies.
A Drying and Charcoal Tube Kit is included in the RAD H2O Case Package.

$135.00Add to cart
RAD H2O Bypass Assembly

RAD H2O Bypass Assembly

Tubing and screw clamp for controlling airflow through the sampling vial to reduce foaming.
The RAD H2O Bypass Assembly is now part of the RAD H2O Tubing Set.
It is available as a separate purchase for users of older RAD H2O systems in which it was not originally included.

$48.00Add to cart
RAD H2O Glass Frit Kit

RAD H2O Glass Frit Kit for Stainless Steel Aerator
This Glass Frit Kit is for an older discontinued version of the RAD H2O.

  • Glass frits (x2)
  • Teflon spacers (x2)

$190.00Add to cart

RAD AQUA & Supplies

Continuous Radon in Water Accessory for RAD8 and RAD7. View product page
RAD AQUA

$1,537.00Add to cart

Includes the following components:

  • Temperature Probe
  • USB Temperature Logger
  • Three pairs of spray nozzles (WL1/4, WL1 and WL4)
  • RAD AQUA Tubing Set
  • Roll of Teflon Tape
Replacement parts for RAD AQUA
RAD AQUA Tubing Set

$65.00Add to cart
Temperature Probe

$115.00Add to cart
USB Temperature Logger

$225.00Add to cart

SOIL GAS PROBES

In-ground radon detection accessories for RAD8 and RAD7. View product page
Hardened Steel Soil Gas Probe

$1,595.00Add to cart
Stainless Steel Soil Gas Probe

$1,320.00Add to cart

DRYSTIK

Moisture exchanger to reduce the humidity of air entering the RAD8 or RAD7. Available in Non-Ruggedized model (ADS-3) and Ruggedized model (ADS-3R). View product page
DRYSTIK ADS-3 (Non-Ruggedized)
ADS-3-144  144-inch DRYSTIK

$2,263.00Add to cart
DRYSTIK ADS-3R (Ruggedized)
ADS-3R-144  144-inch Ruggedized DRYSTIK

$2,763.00Add to cart
Related DRYSTIK Products
12-inch Passive DRYSTIK  Passive DRYSTIK wand to detect radon entry points

$471.00Add to cart
Water Switch  Prevent water from entering the DRYSTIK and other sensitive devices. Includes switch device, cable, vacuum grease, and instructions.

$135.00Add to cart
External Solenoid Valve Accessory  To activate higher airflows triggered by the DRYSTIK ADS-3 and ADS-3R

$244.00Add to cart

BIG BOTTLE SYSTEM and SODA BOTTLE SYSTEM Supplies

High sensitivity radon in water accessory for RAD8 and RAD7. View product page
Big Bottle System Kits
Glass Bottle System

Glass Bottle System
Includes the following components:

  • Retort Stand and Clamp
  • Tubing Set
  • Glass Jug Aerator Kit
  • (2) 2.5L Glass Jugs
  • Temperature Logger Kit

$940.00Add to cart
Soda Bottle System

Soda Bottle System
Compatible with most 500ml-2L pressurized PET soda bottles. Includes the following components:

  • Retort Stand and Clamp
  • Tubing Set
  • Soda Bottle Aerator Kit
  • Temperature Logger Kit

$876.00Add to cart
Individual Big Bottle System Components

The various Big Bottle System components are also available to purchase separately:
Glass Jug Aerator Kit

Glass Jug Aerator Kit

  • Screw-On Aerator Cap
  • Aerator Stones
  • Check Valve

$225.00Add to cart
Soda Bottle Aerator Kit

Soda Bottle Aerator Kit

  • Screw-On Aerator Cap
  • Aerator Stone
  • Check Valve

$213.00Add to cart
Retort Stand and Clamp

Retort Stand and Clamp

$144.00Add to cart
Big Bottle System Tubing Set Big Bottle System Tubing Set

$159.00Add to cart
2.5L Glass Jug with Teflon lined cap 2.5L Glass Jug with Teflon lined cap

$26.00Add to cart
Temperature Logger Kit

Temperature Logger Kit

  • USB Temperature Logger
  • Hermetically Sealed Thermocouple
  • Elastic Clinching Strap with Foam

$360.00Add to cart
Laboratory Drying Unit Laboratory Drying Unit (Not included in Big Bottle System Kits)

$144.00Add to cart

Natural Rock Sample

Monitor RAD8 or RAD7 performance once each month
Natural Rock Sample  Includes Natural Rock Sample unit, Small Drying Tube, and Tubing Set.

$400.00Add to cart
Natural Rock Sample components

EMISSION CHAMBERS

Bulk and surface emission detection for RAD8 and RAD7. View product page
Bulk Emission Chamber

$325.00Add to cart
Soil Surface Emission Chamber

$601.00Add to cart
Hard Surface Emission Chamber

$335.00Add to cart

WATER PROBE

Slow Response Monitoring of Radon in Water for RAD8 and RAD7. View product page
Water Probe  Includes probe device and tubing set

Currently Unavailable

ACCESSORIES

Durridge offers a variety of accessories for the RAD8 and RAD7 radon detectors. View accessory products page
Range Extender

Accessory for the RAD7 radon detector to extend the range by an order of magnitude
Range Extender  Includes inlet filter, calibration certificate, and batteries

$1,534.00Add to cart
Multi-Gas Sampling Data Logger

Measure CO2, CH4, O2, or CO in the air entering the RAD7. A CO2 Sampling Data Logger is also available, for customers who do not need to measure other gasses.

Includes the following accessories:

  • 1.5M USB cable
  • 16 GB SD Card
  • 1/8-inch tubing (10 feet)
  • International wall mount power supply
  • Moisture trap
  • Particulate and hydrophobic filters
CO2 Sampling Data Logger
Measures CO2 only

$2,674.00Add to cart
Multi-Gas Sampling Data Logger
Measures CO2, CH4, O2, and CO		 Contact us
Cool Trap

Remove moisture from air entering the DRYSTIK and RAD7. Available in two sizes.

Mug Sized Cool Trap

$230.00Add to cart
Bucket Sized Cool Trap

$348.00Add to cart
Indoor Faucet Connector

For taking tap water samples. Includes:

  • Plastic adaptor with rubber seal and coupler
  • 20 in (50.8 cm) of 3/16 in (0.48 cm) ID tubing

$60.00Add to cart
Relay Box

RAD7 accessory for issuing alerts and controlling the RAD7 operating environment
Relay Box  Includes relay device and cables Currently Unavailable
RAD7 3-Way Serial Adaptor Cable  For connecting a RAD7 to a Relay Box and computer simultaneously Currently Unavailable
Serial to Bluetooth Adaptor

Adaptor for communicating wirelessly with the RAD7 from a computer
Serial to Bluetooth Adaptor  Includes AC adaptor and Standard Range Antenna

$199.00Add to cart
Lithium Rechargeable 16 Hour Battery  Optional accessory

$61.00Add to cart
Extended Range 3 dBi Dipole Antenna  Optional accessory

$13.00Add to cart
USB to Serial Adaptor Cable

Adaptor cable for connecting the RAD7 to a computer. Included with RAD7; also available separately.
USB to Serial Adaptor Cable  Includes cable, driver CD, and instruction manual

$59.00Add to cart
USB to Serial Adapter Cable
Water Switch

Prevent water from entering the DRYSTIK and other sensitive devices
Water Switch  Includes switch device, cable, vacuum grease, and instructions

$135.00Add to cart