Jamb & Sill (Commercial Window) Building Codes & Rules

All Building Classes

Manufacturer's Recommendation

May 2023

• Anodized^{AS 2047:2014, D1}
• 10 to 25 μm thk grade for exterior usage
• 4 to 5 μm thk for interior usage
• Specify Grade when ordering
• Powder Coated
• Standard Coat^{AS 2047:2014, D2 (a)}
• Most common
• Architectural Coat^{AS 2047:2014, D2 (b)}
• Specified & requested
• Warranties are distinguished by Manufacturers
• Coating properties as per AS 3715
• Liquid Organic Coat^{AS 2047:2014, D3}
• 20 to 30 μm thk normal film
• Properties as per BS 4842 / AAMA 2603
• High-Performance Coat^{AS 2047:2014, D4}
• Specified on project documentation
• Excellent performance of
• Film integrity
• Weather resistance
• Physical appearance durability
• Can withstand weather, integrity & physical appearance for a longer period of time
• Use if regular upkeep is uncertain
• Comply with AAMA 2605

• Anodized
• Easy to maintain and clean
• Limited colours
• Vulnerable to acidic pollutants
• Powder coating
• Wide range of colors & finishes
• Excellent chemical resistance
• Can be difficult to repair

Sub-sill

Sarking

Cladding

Support

Channel

Wall Structure

Glass Unit

Backing Rod

& Sealant

Reveal

Backing Rod

& Sealant

Installation^{AS 2047:2014, 7.2.1}

• Adequate frame opening for leveling & plumb
• Compliant with required building methods & Standards
• Correct installation prevents water entry, reduces air infiltration & prevents condensation

Insulation

Movement

• Gap provision for thermal expansion^{AS 2047:2014, 7.3.1}
• Flexible weatherproof materials for gap seal
• Window assembly can move freely in response to temperature changes^{AS 2047:2014, 7.3.2}
• Upon installation, necessary consideration for differential movement such^{AS 2047:2014, 7.3.3}
• Creep
• Structure compression

Fixings

• Suitable with the materials it comes into contact & environmental exposure^{AS 2047:2014, 5.2.1}

• Stainless steel in coastal environment

Window Fixing Plate

• Stainless Steel in coastal environments

Weatherproofing^{AS 2047:2014, 5.3}

• Glazing seals can be replaced without having to remove the Window Frame from the opening

Reveal

Insulation

• Steel Wall frame
• Within wall
• Masonry Wall
• Behind internal lining

Maintenance On-Site^{AS 2047:2014, E}

• Storing
• Clean & dry area
• Away from cement, lime, paint & acids
• Installation
• Avoid construction debris & splatter from wet plaster, mortar, paint & welding
• Immediately clean with water if splattered with wet plaster & mortar to avoid damaging Window surface

Sarking

Window Rating

• Rating must be specified for specific location requirements
• Use
• Wind Speed
• Building Height
• Window Location

Cladding

Max Cantilever Clearance

• As per Manufacture's Recommendations

Wall Structure

Top Hat