Romax D Block Rat and Mouse Killer

From £6.78

  • Ready To Use Rat And Mouse Wax Bait Blocks
  • Developed To Strongest Formulation
  • Can Be Used Indoors And Outdoors
  • Fast Acting Once Consumed

Why Choose Us?

  • Done Next Working Day Delivery
  • Done Expert Help & Advice
  • Done Secure Payments


Romax D Block Rat And Mouse Killer are ready to use waxed bait blocks for controlling the toughest of rat or mouse infestations indoors and outdoors.

This fact acting rat and mouse poison has been developed to the strongest formulation for effective results.

These bait blocks have been designed with a central hole for best use within a rat or mouse bait station.

Each tub contains 15 x 20g blocks.

Contains Difenacoum.

How to use

  • Romax D Bait Blocks should always be used within a rat or mouse bait station.
  • Before baiting, remove any other food sources visible in the area.
  • Place the rat or mouse bait station in the area where rodent activity is seen or known to be high.
  • Ensure to check bait boxes every 2-3 days and refill if necessary.
  • Check the target area for any dead rodents and dispose of them safely.
  • Mice are inquisitive so move the bait points every 2-3 days.
  • Always check manufacturer instructions before use.

Safety data

Click here for Safety Data Sheet.

UK Authorisation Number UK-2016-0994-0005





UK Mainland

DPD Next Working Day

£6.00 (FREE on orders over £75.00)

Scottish Highlands

DPD 2 Day Service


Scottish Islands, Isle of Man, Scilly and Channel

DPD 2 Day Service


Isle of Wight

DPD 2 Day Service


Northern Ireland and Eire

DPD 2 Day Service


Please Note:

Orders placed Monday to Thursday before 3.45pm, or Friday before 1.45pm will be despatched that day.

Orders placed on a Friday after 2pm or over the weekend will be dispatched the following Monday, unless that Monday is a bank holiday.

We do not offer Saturday delivery.  Collection is possible by arrangement.

We also deliver internationally. Please contact us for a delivery quotation price before ordering. View our full delivery policy here


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