QA Certificate
Certificate type
BSI Kitemark
Certificate type
Windows offering a clear opening without a mullion divide.
High performance casement windows in a choice of frame and sash profiles to match other conservation products whilst retaining the flush-line traditional appearance of casement to frame.
Finish | Colour from RAL classic range Insert requirement. Colour match Insert requirement. Dual finish Insert requirement. Three coats of spray applied water based micro-porous white paint (RAL 9003) Three coats of spray applied water based micro-porous M and W stain |
Uniclass 2015 | |
CAWS | L10/10 Wood windows L10/210 Wood windows |
Product Reference | Conservation French Casement Window |
Timber | Engineered AccoyaRecommended in coastal areas. Engineered clear grade knot free Siberian Larch frame and sashes with Hardwood Sapele sillAs standard. Engineered Hardwood Red Grandis |
Frame section (width x depth) | 68 x 93 mm56 x 93 mm92 x 93 mm |
Sill section (height x depth) | 68 x 93 mm90 x 93 mm |
Sill projection | 35 mm60 mm85 mm110 mm140 mm90 x 93 mm sill section required. Flush sill |
Horns | Not requiredAs drawing |
Hinges | Concealed side swing egress/easy clean friction hinge with 90° openingSide hung lift off butt hinges |
Finish | Colour from RAL classic rangeInsert requirement. Colour matchInsert requirement. Dual finishInsert requirement. Three coats of spray applied water based micro-porous white paint (RAL 9003)Three coats of spray applied water based micro-porous M and W stain |
Windowboard groove | Not requiredRequired |
Head drip | Not requiredRequired |
Frame profile moulding | Lambs TongueOvoloSquare |
Internal Glazing Bars and/or Perimeter Bead | 18 mm Fine Lambs Tongue18 mm Ovolo18 mm Square22 mm Lambs Tongue22 mm Ovolo22 mm Square28 mm Ovolo |
External Glazing Bars | 18 mm chamfered putty bar22 mm chamfered putty bar28 mm chamfered putty bar6 mm ‘antiqued’ lead to internal and external faces of the outer pane9 mm ‘antiqued’ lead to internal and external faces of the outer pane12 mm ‘antiqued’ lead to internal and external faces of the outer pane |
Glass units and whole product U-values/ G-values | 24 mm double glass unit comprising 4 mm Tough / 16 mm Argon / 4 mm Tough Planitherm OneWhole window U-value: 1.3 Wm²K / G-value: 0.52. 24 mm double glass unit comprising 4 mm Tough / 16 mm Argon / 4 mm Tough Planitherm Total+Whole window U-value: 1.4 W/m²K / G-value: 0.73. 24.8 mm sound control double glazed unit comprising 6.8 mm sound control laminated/ 14 mm Argon/ 4 mm Tough Planitherm Total+Whole window U-value: 1.4 W/m²K / G-value: 0.66. Acoustic performance – W (C;Ctr) = 38db (-1;-5). 14 mm double glass unit comprising 4 mm Tough / 6 mm Krypton / 4 mm Tough Planitherm OneWhole window U-value: 1.7 W/m²K / G-value: 0.52. 14.8 mm sound control double glazed unit comprising 6.8 mm laminated / 4 mm Krypton / 4 mm Toughened Planitherm OneWhole window U-value: 1.9 Wm²K / G-value: 0.48. |
Perimeter spacer bar | Black warm edge perimeter spacer and integral glazing bars within unit cavity24 & 24.8 glazing. White warm edge perimeter spacer and integral glazing bars within unit cavity24 & 24.8 glazing. Black aluminium perimeter spacer14 & 14.8 glazing. White aluminium perimeter spacer14 & 14.8 glazing. |
Ironmongery | Black iron bulb end casement handleBlack iron monkey tail casement handleBrass casement handlePewter bulb end casement handlePewter monkey tail casement handlePolished chrome casement handleSatin chrome casement handle |
Trickle ventilation | Not requiredConcealed with timber head dripTrickle ventilator (4600 mm EA)Surface mounted. |
Child restrictor | Not requiredConcealed child restrictor |
Standard product features | Timber: Engineered clear grade knot free timber, all FSC certified. Chain of Custody can be specified. Casement sash section (width x depth): 64 x 57 mm. Finish: Three coat spray applied factory finish using water based micro-porous paint/ stain. Weatherseal: Deventer TPE Thermoplastic Elastomer. Glazing: Internally dry glazed and vented with glazing tapes in accordance with Glass and Glazing Federation requirements. Beading: Internal cassette beading. Performance:
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Product Options | Type: Include specific frame dimensions, configuration and glazing bar designs with specification. Provide drawings if available. Feature windows: Shaped or curved on plan frames can be made to Mumford & Wood sections and details. Ironmongery: Selected Croft ironmongery available on request. |
Platform | Compatible | Version | Certified to |
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![]() | Revit 2015 | 2 | 1.3 |
![]() | - | 2 | 1.3 |
Classic Box Sash Window
Classic Casement Window
Classic French Casement Window
Classic Spring Sash Window
Classic Tilt & Slide Spring Sash Window
Conservation Box Sash Window
Conservation Casement Window
Conservation Historic Single Glazed Box Sash Window
Conservation Spring Sash Window
Conservation Tilt & Slide Spring Sash Window
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