Menu
Menu
Your Cart

12.5mm Marmox Shower Niche - 600mm x 300mm (External size - 700mm x 400mm)

12.5mm Marmox Shower Niche - 600mm x 300mm (External size - 700mm x 400mm)
Price: £66.64 (£79.97 inc VAT)
  • Product Code: A1-6904
  • Delivery Time: 1-3 working days
  • Brand: Marmox
  • (Tech. support: 01634835290)
  • Model: 600mm x 300mm
Our ratings on 12-06-2026:
Google My Business Reviews
4.8 out of 5
Show other sizes

12.5mm Marmox Shower Niche - 600mm x 300mm (External size - 700mm x 400mm)

Length: 600mm
Width: 300mm
Thickness: 12.5mm

Marmox Shower Niche is comprised of an extruded polystyrene core coated on either side with a thin but robust layer of fibreglass reinforced polymer concrete. It is an elegant way to provide extra space for small shower items. Marmox Shower Niche is fixed to the wall usually on a frame, so that the front lip of the niche is flush with the Marmox Multiboard on the wall. The joints between the shower niche and the Multiboard are sealed together with Marmox Waterproof Tape.

CHARACTERISTICS

  • Made with 12.5mm thick board and fit wall cavities 100mm or deeper,
  • Ready to use, with guaranteed conformity and the size,
  • Ready to tile,
  • Lightweight and easy to work with,
  • Completely waterproof,
  • Provides thermal insulation,
  • With practical benefits and elegant appearance,
  • Fits cavity 100mm or deeper.

INSTALLATION

  • Slide the shelf into the desired position.
  • Use a pencil and mark a straight line to indicate the final shelf position.
  • Screw through the sides of the niche in the areas that are in line with the shelf 
  • Make sure shower niche is screwed fully into the shelf but do not over tighten.
  • For a watertight seal, use Marmox MSP360 Adhesive & Sealant’ or Marmox Waterproofing Tape.
  • Position the niche into the desired area, between the studs (at 800 centres).
  • Use a minimum of a 50mm screw and large washer in all of the corners.

      

Brand: Marmox Model: 600mm x 1200mm - 3.60m2
Delivery Time: 1-3 working days
20mm Marmox Curved Multiboard is made from standard Marmox Multiboard, scored widthways to allow the board to curve around a radius. It will allow you to fit all shapes of your bathroom or creatively create irregular shapes in a fast and price competitive way. They can be used to create archways, cu..
£85.70
£102.84 inc VAT
Brand: Marmox Model: 100mm x 10m
Delivery Time: 3 - 5 days
100 Marmox Self-adhesive Waterproof Tape used to create a permanent waterproof seal around shower formers and the adjoining floor, the wall and the internal corners. It is a highly elastic, resistant to ageing, self-adhesive butyl rubber coated on a polypropylene non-woven tape: rigid in m..
£33.48
£40.18 inc VAT
Brand: Marmox Model: 140mm
Delivery Time: 2 - 3 working days
140mm Marmox Thermoblock is a load-bearing and highly insulating block made from 100mm thick extruded polystyrene (XPS) reinforced with polymer-modified concrete cylinders and covered with reinforced polymer-modified concrete mortar. It is designed to be a perfect, thermally insulating replacement f..
£22.98
£27.58 inc VAT
Brand: Marmox Model: 240mm × 240mm × 30mm
Delivery Time: 1-3 working days
Marmox Shower Corner Shelf is tileable triangular shelf made from waterproof Multiboard, designed for stylish and practical storage in wet areas. It supports up to 15kg and integrates seamlessly into tiled walls. Discreet triangular shelf designed for installation in shower corners, offering durable..
£26.21
£31.45 inc VAT
Brand: Marmox Model: 800mm x 400mm
Delivery Time: 1-3 working days
Marmox Shower Niche is comprised of an extruded polystyrene core coated on either side with a thin but robust layer of fibreglass reinforced polymer concrete. It is an elegant way to provide extra space for small shower items. Marmox Shower Niche is fixed to the wall usually on a frame, so that..
£76.25
£91.50 inc VAT
Brand: Marmox Model: 900mm x 1800mm - offset draining
Delivery Time: 1-3 working days
24mm x 900mm x 1800mm Marmox Showerlay Point - Offset Draining Shower Tray is a ready‑to‑tile, pre‑sloped wet‑room base engineered to deliver reliable drainage, long‑term durability and a clean, modern finish. Designed for level‑access showers, it provides a fully waterproof, structurally strong fou..
£318.21
£381.85 inc VAT

Rate this product

Please login or register to review

Related Products

Brand: Marmox Model: 100mm x 10m
Delivery Time: 3 - 5 days
100 Marmox Self-adhesive Waterproof Tape used to create a permanent waterproof seal around shower formers and the adjoining floor, the wall ..
£33.48
£40.18 inc VAT
Brand: Marmox Model: 290ml
Delivery Time: 2 - 3 working days
290ml Marmox MSP360 Premium Adhesive and Sealant is an ultra strong adhesive, ideal for sealing around shower trays, baths, bathroom fittings, ki..
£7.79
£9.35 inc VAT
Brand: Marmox Model: 290ml
Delivery Time: 2 - 3 working days
290ml Marmox MSP360 Premium Adhesive and Sealant is an ultra strong adhesive, ideal for sealing around shower trays, baths, bathroom fittings, ki..
£7.80
£9.36 inc VAT
Brand: Marmox Model: 290ml
Delivery Time: 2 - 3 working days
290ml Marmox MSP360 Fire Premium Adhesive and Sealant is an ultra-high-performance, professional, heavy-duty, exterior/interior, ready-to-use adhesive..
This product is listed in the following categories and systems (click to show).