Dampers

OB opposed blade dampers are offered as a standard method of flow control or equalisation and are suitable for use with the majority of grilles and diffusers within the Brooke Air range. Dampers are normally supplied fixed to the air terminal when specified, but can also be supplied separately for duct mounted applications. The standard method of

The Crossvent damper unit can be used in conjunction with passive stack roof ventilation terminals or as part of a building cross ventilation system. The unit can also be mounted behind radiators to draw warm fresh air into a building during winter. The Crossvent unit is designed and manufactured according to clients requirements. It is CAD-drawn

Rectangular fire damper for the isolation of duct penetrations between fire compartments. Available in many different sizes and constructions for a variety of installation situations. TROX fire dampers of Type FK-EU, with CE marking and declaration of performance

Small circular fire damper for the isolation of duct penetrations between fire compartments, available in ten nominal sizes fire dampers of Type FKRS-EU, with CE marking and declaration of performance, for the isolation of duct penetrations between fire compartments in the event of a fire; to prevent the propagation of fire and smoke through

Large circular fire damper for the isolation of duct penetrations between fire compartments, available in nine nominal sizes fire dampers of Type FKR-EU, with CE marking and declaration of performance, for the isolation of duct penetrations between fire compartments in the event of a fire; to prevent the propagation of fire and smoke through

SV straightening vane dampers are offered as a standard method of flow directional control and are suitable for use with linear grilles from the Brooke Air range. The vanes are normally supplied fixed to the air terminal when specified, but can also be supplied separately for duct mounted applications. The standard method of adjustment is by hand

FKA2-EU is a rectangular fire damper for the isolation of duct penetrations between fire compartments. It will prevent the propagation of fire and smoke through ductwork to adjacent designated fire compartments. Class of performance up to EI 120

The PRV pressure regulating damper is designed for use either as a differential room pressure controller or as a non-return exhaust valve and is suitable for vertical mounting in partitions and walls. The units can be sized to regulate room pressures against a design air flow rate, but can also be adjusted after installation using balance weights

TROX tunnel dampers of Type JF are specially designed safety components that meet the RABT and RVS requirements; for opening and closing smoke extract ducts; used in ventilation and smoke extract systems in underground transport systems; can also be used as shut-off dampers for fans; installation usually either above the roadway in an intermediate

Rectangular smoke control dampers with extract ventilation function, for smoke extract with mechanical smoke extract systems or as an additional supply air inlet. Smoke control dampers of Type EK-EU, with CE marking and declaration of performance, for smoke extract with mechanical smoke extract systems; also for natural smoke and heat exhaust systems

smoke control damper of Type EK-JZ, with CE marking and declaration of performance, for heat and smoke exhaust with mechanical smoke extract systems; for the provision of fresh air (additional supply air) to mechanical smoke extract systems; in pressurisation systems; can be used for ventilation if the mechanical smoke extract system has been

The fire-rated intumescent grille is designed for use as a fire barrier in either doors or partitions and has a 1 hour fire rating in accordance with BS 476 Part 8 "Test methods and criteria for the fire resistance of elements of building construction". The core of the grille comprises a lattice of Palusol 210 intumescent material which swells at