D-Block Extreme

D-Block Extreme are Diphacinone blocks that have been uniquely coated to extend their field life, which is perfect for controlling rats in damp or humid environments, either indoors or outdoors.
SKU: d-block-extreme

Price range: $45.48 through $197.95 incl GST

Key Benefits
  • Super tasty - rats prefer fresh grains and nuts
  • Use indoors or outdoors in bait stations
  • Low risk of secondary poisoning
  • Used by experts
  • Antidote is readily available Vitamin K
  • Extended field life - a unique coating protects the bait in damp or humid conditions

Product Features

Controlling rats in damp or humid environments, either indoors or outdoors? D-Block Extreme, a version of D-Block hard block baits that are uniquely coated to extend their field life is the perfect solution.

D-Block Extreme’s active ingredient is Diphacinone, a first generation anticoagulant. The low risk of secondary poisoning from first generation anticoagulants makes them a great choice for farm situations and the environmentally conscious.

Use D-Block Extreme in bait stations for rats like our Run Through, Zig Zag, and Philproof Rodent  bait stations

D-Block Extreme is MPI approved for use in farm dairies and for use in dairy processing.

More:

Active ingredient

Diphacinone 0.05g/kg

Features

  • Small and lightweight each block weighs 28 grams
  • Use indoors or outdoors in bait stations
  • Extended field life a unique coating protects the bait in damp or humid conditions
  • Super tasty rats prefer fresh grains and nuts to wax (we’ve sacrificed a longer shelf life to achieve this)
  • Low risk of secondary poisoning its short half-life* compares favourably to other toxins
  • Prevents target animals hiding and storing bait (bait caching) each block has a hole which lets you secure it onto internal bait station spikes (or wire, nail or tie in place)
  • Used by experts the Department of Conservation and other leading conservationists and pest controllers
  • Antidote is readily available Vitamin K
  • No Controlled Substance Licence (CSL) required

Environmental impact

  • Breaks down a lot faster than other toxins its half-life* in tissue and blood is only 3 days. Brodifacoum, the most commonly used 2nd generation anticoagulant, is 130-300 days.
  • Minimal risk of secondary poisoning
  • Minimal risk to native birds and non-target species

Safety for handlers

  • Use according to the Safety Data Sheet

How to use

History

  • Controlling rats in New Zealand since 2015

 

*how long a substance takes to reduce its concentration by half

Use where additional short term protection from humidity or dampness is required.

Use in bait stations only.

Locate bait in dry location near runways and nesting sites away from children, pets and domestic animals.

Maintain an uninterrupted supply of fresh bait for at least 10 days or longer if signs of rat activity continue.

What is D‑Block Extreme?

D‑Block Extreme is a moisture‑resistant rodent bait made from fresh grains and nuts, coated to extend its field life in damp or humid environments.

What active ingredient does D-Block Extreme contain?

D‑Block Extreme contains Diphacinone (0.05 g/kg), a first‑generation anticoagulant with a short biological half‑life and low risk of secondary poisoning.

Where can I use D‑Block Extreme?

You can use D‑Block Extreme indoors or outdoors, especially in damp or humid areas where standard baits degrade quickly. It must be used in bait stations such as the Run Through, Zig Zag or Philproof baitstation. 

Is D‑Block Extreme safe for use on farms?

Yes. D‑Block Extreme is MPI‑approved for use in farm dairies and dairy‑processing facilities, making it suitable for pest‑control programmes in regulated environments.

What makes D‑Block Extreme suitable for damp or humid conditions?

Its unique protective coating prevents moisture damage, helping the bait last longer outdoors or in wet indoor areas such as sheds, barns, and bush environments.

Do rats actually prefer this bait?

Yes. D‑Block Extreme uses fresh grains and nuts, which rats find more attractive than wax‑based baits. This increases uptake and improves control results.

What is the antidote if accidental poisoning occurs?

The antidote for Diphacinone is Vitamin K, which is readily available.

Related Products

$19.50 incl GST

Add to cart

Price range: $26.75 through $235.39 incl GST

Select options This product has multiple variants. The options may be chosen on the product page

Price range: $21.39 through $187.25 incl GST

Select options This product has multiple variants. The options may be chosen on the product page

D-Block Extreme