02 Kensington and Chelsea Spring Sash
Verified by manufacturer 1 month ago
Double glazed
Double glazed
QA Certificate
Certificate type
Spring balanced timber sash window.
Application
Suitable for any applications where there are access limitations.
Description
Made-to-order, double glazed, high performance timber sash window which uses spring balances to operate the sashes. It offers an economical solution for where the end result needs to be historically accurate and pleasing to the eye. It is internally glazed and fully weather sealed to provide thermal and acoustic performance. Shaped and feature windows are available within the range.
Features and benefits:
- Pre tensioned spring spiral balanced sash operation.
- Chain of Custody certified timber as standard.
- Timber parting bead.
- Internally glazed providing a secure anti-burglar solution and easier maintenance.
- Hardwood sill.
- Self-engaging top sash locks and restrictors.
- Fully weather-stripped for thermal and acoustic performance.
- Three coat white factory finished spray applied micro-porous paint RAL 9010 as standard.
- Meets PAS 24 2016.
- CE Marked to BS EN 14351-1+A1:2010.
- Material marine specification: For projects in coastal or island environments please contact manufacturer for information.
- Installation: Manufacturer installation service packages are available, contact manufacturer for information.
Accreditations:
- FENSA registered company.
- BM Trada Chain of Custody Certification.
- Certified Timber.
- World Land Trust Member.
General information
Color | White Guidance for specification option: RAL 9010 - standard. Brown Guidance for specification option: Wood stain. Other Guidance for specification option: RAL or Farrow and Ball colour match. |
Finish | Painted Stained |
Material | Wood Glass |
Shape | Rectangle |
Width | Bespoke |
Height | Bespoke |
Warranty description | 30 year |
Uniclass | |
CAWS | L10/210 Wood windows |
Product range |
Specification data - Wood window units
Standard | To BS EN 14351-1+A1:2010. |
Third-party certification | CE Marked, FENSA registered company, BM Trada Chain of Custody Certification, FSC Certified timber and World Land Trust member. |
Dimensions and configurations | Fixed bottom sash.Fixed top sash.Sliding sash window.Guidance for specification option: Standard. |
Product performance | |
Weather performance | |
Air permeability | To BS EN 1026, Class 4. |
Watertightness | To BS EN 1027, Class 7A. |
Resistance to wind load | To BS EN 12211, Class C5. |
Safety | |
Security level | To PAS 24, 2012. |
Environmental | |
Acoustic performance rating | 36 dB. |
Thermal | |
Whole window U-value | 1.1 W/m²K. |
Frame | |
Wood species | Engineered Accoya.Engineered European larch.Engineered European oak.Engineered hardwood.Engineered redwood.Guidance for specification option: Standard. |
Chain of custody | FSC. |
Finish as delivered | Painted.Painted, dual finish.Stained. |
Glazing or infill | |
Requirements | Double glazed with toughened planitherm one and argon infill. |
Hardware | Manufactured using mortise, tenon joints and glued. |
Operation | |
Type | Manual. |
Fixing features | Mechanically fixed. |
Dimensions | As drawing. As schedule. |
Frame colour | Farrow and Ball colour match. Guidance for specification option: Insert colour requirement. RAL. Guidance for specification option: Insert colour requirement. Stain. Guidance for specification option: Insert requirement. White, RAL 9010. Guidance for specification option: Standard. |
FrameSize | 50 x 174 mm. Guidance for specification option: Manufactured using mortise and tenon joints, glued and mechanically fixed. Manufacturer guidanceHead and frame jambs x frame depth. |
Internal frame and sash | Lambs tongue. Ovolo. Manufacturer guidanceInternal frame/ sash profile. |
External profile | Bead moulded liner. Moulded to match inner sash/ frame profile. Square external liner. Guidance for specification option: Standard. Manufacturer guidanceExternal frame/ sash profile. |
Perimeter spacer bar | Black warm edge perimeter spacer with black warm edge integral spacers. White warm edge perimeter spacer with white warm edge integral spacers. Guidance for specification option: Standard. |
Internal glazing bars | Not required. 18 mm cove profile. 18 mm lambs tongue profile. 18 mm ovolo profile. 20 mm lambs tongue profile. |
External Glazing Bars | Not required. 9 mm antiqued lead. 12 mm antiqued lead. 18 mm chamfered putty bar. 20 mm chamfered. Guidance for specification option: Standard. |
Glass units and whole product U-values/ G-values | 0.52. |
Thickness | 4 mm (double glazed). Guidance for specification option: Per layer. Manufacturer guidanceGlazing thickness. |
Infill | 16 mm. Manufacturer guidanceGlazing cavity infill. |
Type | 68 x 178 mm flush sill. Guidance for specification option: Standard. 80 x 178 mm. Manufacturer guidanceSill type. |
Extension | 35 mm. 60 mm. 85 mm. 110 mm. Manufacturer guidanceSill extension. |
Extension horns | Guidance for specification option: Insert length requirement. Manufacturer guidanceSill extension horns. |
Top rail | 56 x 60 mm. Manufacturer guidanceSash: top rail and stiles. |
Bottom rail | 80 x 60 mm. Manufacturer guidanceSash: Bottom rail. |
Rail | 44 x 60 mm. Manufacturer guidanceSash: meeting rail. |
Horns | Not required. Type A. Type B. Manufacturer guidanceSash horns. |
Window lifts | Antique brass. Brass. Oil rubbed bronze. Polished chrome. Satin chrome. Manufacturer guidanceIronmongery finish. |
Window catches | Antique brass. Brass. Oil rubbed bronze. Polished chrome. Satin chrome. Manufacturer guidanceIronmongery finish. |
Angel vent locks | Brass. Polished chrome. Satin chrome. White. Manufacturer guidanceIronmongery finish. |
Vent locks | Key operated. Push button. Manufacturer guidanceIronmongery finish. |
Trickle vents | Not required. Concealed through the frame head. Guidance for specification option: Standard. Through the top rail of top sash with external canopy. |
Accessories | None. Satin obscure glass. Window board groove. Special order. Guidance for specification option: Insert requirements. |
Transom/ mullion size | 68 mm. Guidance for specification option: Wide. |
Staff bead | Timber. |
MoistureContent | 12–19%. Manufacturer guidanceWood moisture content. |
Sustainability data
Material | Wood Glass |
Third party certifications
QA Certificate
Part Q compliance certificate
Literature
Made-to-order timber windows & doors
Casement window
Case studies
Classic high performance timber sash windows and doors for new build project in Wimbeldon, London