Introduction
A competitively priced, natural exhaust roof ventilator specifically designed to fit along a building ridgeline. Units can be sited along the ridge as single units or joined together to form continuous runs.
A view on the internal bird guard inside the Mackridge SV
Design and Installation Flexibility
With such a wide range of throat opening widths and lengths, together with the option of employing either individual units or continuous runs, design and installation options are endless.
Sizes
Available in a wide range of standard throat widths from 152mm to 305mm, units are made-to-measure in lengths and configurations to suit your requirements.
Weights
Aluminium alloy units weigh 18-70kg
Plastisol steel units weigh 28-104kg
Materials & Finishes
The most commonly used materials are:-
- Mill finish aluminium
- Plastisol coated steel
- PVDf coated steel
Other materials and finishes include:- Aluminium with a polyester powder paint finish (including Syntha Pulvin) with a wide choice of colours and gloss levels.
Steel units manufactured using galvanised steel in mill finish or with a polyester powder paint finish.
Pre-coated units manufactured using a wide range of coated aluminium and steel substrates including HPS200 & Prisma.
Options
- Joining kits to form continuous runs
- Bird guards
- Insect mesh
- Internal closure trim flashings
- Security guards
Functional option
- Permanently venting.
Maintenance
Maintenance should be carried out in accordance with McKenzie-Martin’s recommendations.
System Design & Product Selection
Assistance with scheme design and product selection is offered by our experienced technical team.
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