Supports

Harmer Modulock Raised Pedestal Systems

A Versatile and Durable Paving and Decking  Support Solution in standard and non-combustible, A1 fire rated versions

The Harmer Modulock raised pedestal system is specifically engineered to provide robust support for various decking options, including paving slabs, timber, or plywood sheet decking, at adjustable heights above the substructure. This innovative system offers a range of features designed for efficiency, durability, and ease of installation, making it an ideal choice for flat roofs, decks, and outdoor spaces.

The Standard Harmer Modulock raised pedestal system

• Self-Levelling Head, Fixed Head, or the NEW Timber Decking Self-Levelling Head for ultimate flexibility.
• Meets Part M accessibility requirements with threshold drainage for level access.
• Pedestrian load-rated to Class K3, ensuring reliability under foot traffic.
• Available in three channel depths: 30mm, 40mm, or 50mm, to suit a variety of applications.
• Forms an integral part of the drainage strategy for flat roof and deck constructions, ensuring efficient water management.
• Height-adjustable feet enable the system to correct uneven surfaces and adjust cross-falls, providing a stable and level base for decking.
• Protects buildings from weathering at critical points where the hard surface meets the structure, offering long-term protection from moisture ingress.
• Can be installed directly on the structural deck or mounted on height adjusters to elevate paving, ranging from 50mm to 150mm.

The Harmer Modulock raised pedestal system is ideal for projects requiring precise height adjustments and effective drainage, ensuring long-lasting performance and compliance with building regulations.

Installation & Fixing

Watch the installation tips video for:

• The Standard self-leveling head Pedestals – for decking 
• And for Standard self-leveling head Pedestals for paving 
• Fixed head for paving
• Fixed head for decking

Non-Combustible, A1 Fire-Rated Harmer Modulock Raised Pedestal System

The Harmer Modulock non-combustible, A1 fire-rated raised pedestal system is an A1 fire-rated solution, fully compliant with BS 8579 – the official guide to designing balconies and terraces with pedestal supports for paving and decking.

Key Benefits:

• Ideal for use on terraces, roof decks, balconies, and podiums.
• Supports all calibrated paving types, including natural stone, concrete, and porcelain.
• Highly durable, designed to withstand cracking, splitting, or warping.
• Features a Zinc Nickel finish for superior corrosion resistance, ensuring long-term reliability.

Installation & Fixing

Watch the installation tips video for non-combustible A1 Fire rated pedestals –

• for decking 
• And for paving 

The Harmer Modulock non-combustible, A1 fire-rated system provides a robust and fire-safe solution for modern outdoor spaces, combining exceptional durability with compliance to industry standards.