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Den Haag · Westland

Rat and mouse control in Monster

Rustling above the ceiling, droppings behind the washing machine or a hole along the fence: in Monster we follow the trail back to where it starts.

On site within 24 hours, often the same day

  • On site within 24 hours, often the same day
  • Guarantee on the work carried out
  • Free inspection & fixed price
  • Working to the IPM method

The setting around Monster and what it means

Every place has its own reason for rodent activity, and in Monster it starts outside the house. Greenhouses, nurseries and orchards change the picture in one important way: they are productive in winter as well. A heated greenhouse or a cold store full of fruit offers warmth and food when everything outside has stopped, so the population here does not collapse in December the way it does elsewhere.

The practical consequence for Monster is that the outside of the building matters as much as the inside. Alongside that, the woodland edge plays a part in what we find here.

Monster falls under the municipality of Westland in Zuid-Holland. We cover it on the same schedule as the surrounding places, including Poeldijk, 's-Gravenzande and Kijkduin, so an extra visit rarely takes long to arrange.

What we look at first in Monster

An inspection in Monster runs a fixed route past the situations that occur here. In concrete terms:

  • greenhouses that stay warm through the winter
  • cold stores and packing sheds with stored crop
  • orchards and container fields up to the built-up edge
  • the tree line where the wood meets the built-up area

Catching a rodent problem in Monster early

A rodent problem is almost never limited to one house. Rodents ignore property lines: they travel through the cavity wall, under the floor, through a shared crawl space and along the fence from plot to plot. If you find traces, there is a good chance the neighbours have them too, or that it started there.

Photograph what you find before you clear it up, with something in the frame that gives the scale, a coin for example. From a photo like that we can often say before the visit which species it is and how urgent it is.

Rat or mouse: the quick comparison

  • Opening in use: 2 centimetres points to a rat, 6 millimetres to a mouse
  • Dropping: pointed and 1 to 2 centimetres for a rat, rice-sized for a mouse
  • Gnawing: coarse and torn for a rat, fine edges for a mouse
  • Reaction to new objects: a rat avoids them for days, a mouse investigates at once

Costs, quote and payment

The price covers more than the visit alone. It includes the inspection inside and out, the materials, placing and removing them, the follow-up check and the advice that prevents a repeat. Where proofing is included, the sealing materials and the labour are part of the agreed price as well.

Concretely: inspection and quote free, single treatment from 95 euros, control plus proofing quoted per property. What is not included we say in advance, so nothing is a surprise afterwards.

When a job runs longer

  • A problem that has been going on for months
  • A population spread across several homes
  • A crawl space that can only be opened with breaking work
  • A property backing onto public green space or open water

Our rates at a glance

Guide prices. You always get a fixed price in advance based on your situation, with nothing added afterwards.

Inspection & advice

Free

No obligation, quote included

  • Thorough inspection
  • Honest advice
  • Fixed price quotation
Most chosen

Rat and mouse control

from €95

Single treatment

  • Targeted treatment
  • Safe around pets
  • Follow-up advice included

Treatment + proofing

quoted per property

Complete and lasting result

  • Rat and mouse control
  • Entry routes sealed
  • Guarantee on the work

What happens after you call

  1. 1

    Survey

    The whole building envelope: foundation, facade, thresholds, vents, roof edge and penetrations.

  2. 2

    Prioritise

    First the openings that are demonstrably in use, then the ones that pose a risk.

  3. 3

    Carry out

    Steel mesh, mortar, replacement vents and brush profile, neatly finished and rodent-proof.

  4. 4

    Hand over

    Photographs of the points dealt with and advice on the maintenance you can do yourself.

Every job starts with a ten-minute conversation before anything is done. When did you first hear it, in which room, at what time of day, and has anything changed in or around the house? Those answers steer the inspection, because they usually already indicate roughly where the entry route is.

For tenants that written record is often the most valuable part of the job. In Dutch rental law structural defects are the landlord's responsibility, and a written case with photographs gets results considerably faster than a phone call.

What you can do yourself

Sheds, garages and storage rooms rarely get the same attention as the house itself, and that is often where it starts. They are spaces nobody uses in winter, where the door has a gap, where bags of potting soil, bird food and pet food are kept, and where nobody looks behind the cupboards. For a family of mice that is an ideal place to spend the winter.

Breaking the cover changes a property fundamentally. Lift a shed onto legs, put stacks on a rack clear of the wall, and keep a strip of thirty centimetres along the facade free. Crossing an open strip is something rodents would rather not do.

Four mistakes that keep a problem alive

  • No poison without knowing the rules and without a locked station
  • Expanding foam and tape do not count as proofing
  • Traps against the wall, across the direction of travel
  • Carry on until there has been no activity for several days

Rats and mice in Monster: common questions

For a regular appointment in Monster we usually plan within one or two working days. For emergencies we aim for the same day; our technicians work in Westland and the surrounding area.
Certainly. Besides Monster itself we work on the farms and in the rural parts of Westland. There, sheds, storage and verges often matter more than the house itself.
September to December, when mice move indoors because of the cold. We plan a little wider then, but emergencies always take priority. Proofing is best done in August, just before that peak.
A small population grows and spreads to adjoining rooms. What takes one visit in week one takes several visits plus repair work after three months.
We work in a defined service area, which you can check on the service area pages. If your town is not listed, call us anyway; we often work in the surrounding villages as well.

Neighbouring municipalities and villages

See all the places in the Den Haag, or read more about rat control and keeping mice out.

Want to talk through your situation in Monster?

Even if you only want advice on sealing an opening, you are welcome to call.

We mainly work for private households. Is your business dealing with rats or mice? Get in touch to hear what is possible.

One call and it is booked in for Monster.

On site within 24 hours, often the same day in Monster. Call or message us and we will help you quickly.