Overhead Glazing Systems by FIRST Windows & Doors

Overhead Glazing Systems

FIRST Windows & Doors

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Frame detail with condensation collection

Glazing bar with condensation collection and interior stiffener

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Description

A range of overhead glazing bars and roof windows cater for a variety of commercial and residential applications. Bars with a drainage system and condensation collection system are available.

A structurally glazed rooflight for maximum thermal efficiency is available in both opening and fixed options. This is supplied with a 24mm IGU, argon gas fill and low-e inner pane. A large range of sizes is available, including large expanses for the fixed Thermal Heart window through the use of an added mullion.

Key Features

For commercial and residential applications
Glazing bars retain glass in sloping positions
A range of overhead glazing configurations is possible including lean-to, ridge line, double pitch and pyramid structures
Bars with a drainage system and a condensation drainage system are available
A glazing cap system for timber rafters is available
A non-thermally broken opening roof window can be set within surrounding glazing bars
A thermally broken, ThermalHEART opening roof windows is available
Hinged on the lower side the ThermalHEART roof window allows secure opening when required
Structural glazed design means flush edges — no ponding of water allows windows to be installed to low pitches (minimum 5°)
Manual or electric opening options

Ranges

Overhead Glazing

Scope of Use

Suitable for residential and commercial environments
Need to be used in defined maximum sizes

Limitations on Use

For glazing bar use, sizing will depend on glazing bar choice, wind loadings, span limitations, bar spacing and glass thickness — an engineer's report may be required
To minimise condensation double glazing is recommended in most applications
Minimum pitches apply e.g. ThermalHEART roof window requires minimum 5° pitch

Statement of Building Code Compliance

Designed, tested and manufactured to meet NZS 4211: Performance of Windows, and NZS 4233: Glazing in Buildings, Parts 1-4
Designed and tested to conform to NZ Building Code, including Clause E2

In-Service History

The glazing bar range was launched in 1997; ThermalHEART roof window in 2008
Some design upgrades have taken place
Widely used by builders and specifiers

Other Performance Attributes

Window and door warranty provided under normal conditions of use against failure of materials and workmanship for a period of five years
Surface finish is covered by a separate performance warranty dependent on the actual finish selected
A hardware/componentry warranty is offered against defects in manufacturing, functionality and surface finish for a period of five years, provided care and maintenance guidelines have been followed

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Description

Key Features

Categories

Ranges

Scope of Use

Limitations on Use

Statement of Building Code Compliance

In-Service History

Other Performance Attributes

Full Set of Drawings

FIRST Overhead Glazing Systems F100GB Glazing Bars Fixed Skylight Small Fin Rafter

FIRST Overhead Glazing Systems F100GB Glazing Bars Fixed Skylight Small Fin Rafter

FIRST Overhead Glazing Systems F100GB Glazing Bars Gable Glazing Lean-To, Small Fin Rafter

FIRST Overhead Glazing Systems F100GB Glazing Bars, Double Pitch Ridge Skylight Large Fin Rafter

FIRST Overhead Glazing Systems Glazing Bars, Double Pitch Roof

FIRST Overhead Glazing Systems Glazing Bars, Pyramid Roof

FIRST Overhead Glazing Systems Glazing Bars, Timber Single Roof

First Roof Window With Thermal Heart

First Fixed Skylight With Thermal Heart

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