Report in Accordance with BFRC Guidelines and Regulations Product description: ““Munster Joinery PVC-u Casement window”
CONFIDENTIAL
Client:
Marlene O’Mahony, Munster Joinery, Ballydesmond, County Cork, Ireland.
Project:
“Double glazed PVC Casements”
Project reference:
CU08343 -1
Prepared By:
Clive Cox Test Engineer
Issue date:
15th December 2008
Build Check Ltd Cressex Enterprise Centre, Lincoln Road, High Wycombe, Bucks, HP12 3RL. Tel: 01494 614624 Fax: 0870 210 1013 E-mail: info@buildcheck.co.uk
Approved Simulator 047
This document is confidential and remains the property of Build Check Ltd. The legal validity of this report can only be claimed on the presentation of the complete report with supporting electronic information.
The legal validity of this report can only be claimed on presentation of the complete report with supporting electronic information.
Report for: Munster Joinery Ltd Ref: CU08343-1
Page 1 of 9
1
Introduction The U-value calculations of the the Munster joinery PVC-u Casement window detailed below were commissioned by Marlene O Mahoney of Munster Joinery Ltd.
2
Validation of Program The Therm 5.2 analysis software has been validated against proofs in Annex D (D1 to D10) of BS EN ISO 10077-2:2003.
3
Analysis Method The frame profile results detailed below are provided by computer simulation using LBL software program THERM 5.2 and BFRC guidelines and regulations.
4
Summary of Results A summary of results are detailed in the following sections. The details supplied for the analysis as well as all information required to verify the analysis can be found in the attached CD.
4.1
Frame thermal transmittance (following the principles of BS EN ISO 10077-2)
‘Munster Joinery PVC Casement’ Frame Profile Fixed Sash Mullion
4.2
Linear thermal transmittance (following the principles of BS EN ISO 10077-2)
‘Munster Joinery PVC Casement’ Frame Profile Fixed Sash Mullion
4.3
Frame Thermal Transmittance (Uf) 1.6 W/(m².K) 1.9 W/(m².K) 1.9 W/(m².K)
Linear Thermal Transmittance (ψ ψ) 0.042 W/(m.K) 0.040 W/(m.K) 0.041 W/(m.K)
Centre pane U-Value of glazing calculated in accordance with BS EN 673.
Glazing Unit 4-16-4 Low E 0.04 uncorrected emissivity (Saint Gobain Planitherm Total) pane, 90% Argon 10% Air filled, Float outer pane (Saint Gobain Planilux) glazing unit with TGI spacer bar with 5mm Butyl secondary seal
Centre Pane U-value (Ug) 1.2 W/(m².K)
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Report for: Munster Joinery Ltd Ref: CU08343-1
Page 2 of 9
4.4
The thermal performance of the windows (Uw) in accordance with BFRC guidelines and regulations:
‘Munster Joinery PVC Casement’ Frame Profile PVC-U frame system with Normal reinforcement, 4-16-4 Low E 0.04 uncorrected emissivity (Saint Gobain Planitherm Total) pane, 90% Argon 10% Air filled, Float outer pane (Saint Gobain Planilux) glazing unit with TGI spacer bar with 5mm Butyl secondary seal
4.5
1.52 W/(m².K)
The Effective L50 in accordance with BFRC guidelines and regulations:
‘Munster Joinery PVC Casement’ Frame Profile Air permeability at 50 pa
4.6
Window U-Value
Effective L50 0.00 W/(m².K)
Total solar energy transmittance (g) in accordance with EN 410
‘Munster Joinery PVC Casement’ Frame Profile PVC-U frame system with Normal reinforcement, 4-16-4 Low E 0.04 uncorrected emissivity (Saint Gobain Planitherm Total) pane, 90% Argon 10% Air filled, Float outer pane (Saint Gobain Planilux) glazing unit with TGI spacer bar with 5mm Butyl secondary seal
5.0
BFRC Rating
5.1
‘Munster Joinery PVC Casement’ window system
‘Munster Joinery PVC Casement’ Frame Profile PVC-U frame system with Normal reinforcement, 4-16-4 Low E 0.04 uncorrected emissivity (Saint Gobain Planitherm Total) pane, 90% Argon 10% Air filled, Float outer pane (Saint Gobain Planilux) glazing unit with TGI spacer bar with 5mm Butyl secondary seal
gwindow 0.41
Rating
-14 (Rating Scale C)
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Report for: Munster Joinery Ltd Ref: CU08343-1
Page 3 of 9
6.0
Authorisation Prepared by: Signature:
Name: Title:
Clive Cox Test Engineer
The legal validity of this report can only be claimed on presentation of the complete report with supporting electronic information.
Report for: Munster Joinery Ltd Ref: CU08343-1
Page 4 of 9
Technical Specification Profiles
Ref. No.
Material Type/Manufacturer’s Name & Density (Timber only)
Dimensions (Height & Width)
Outer Frame
CWF041
PVC-U – Munster Joinery
56 mm x 58 mm
Transom/ Mullion
CWM042
PVC-U – Munster Joinery
69.6 mm x 58 mm
Casement Vent
CWS048
PVC-U – Munster Joinery
71 mm x 58 mm
Glazing Bead
CWB057
PVC-U – Munster Joinery
22.7 mm x 21.3 mm
Joint Type
N/A
N/A
Joint Adhesives
N/A
N/A
Reinforcements
Ref. No.
Material Type/ Manufacturer’s Name
Dimensions (Height & Width)
Outer Frame
n/a
n/a
n/a
Transom/ Mullion
SKY149
Steel – Munster Joinery
18 mm x 34 mm
Casement Vent
SKY149
Steel – Munster Joinery
18 mm x 34 mm
Ref. No.
Material Type/ Manufacturer’s Name
Continuous or Joined @ Corners
Glazing Bead
n/a
Flexible PVC - Co-extruded to beading
Glazing Rebate
ALFAS
Foam glazing tape
Casement Perimeter Seal
3821
EPDM
Frame Rebate
4500
EPDM
Weather Seals
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Report for: Munster Joinery Ltd Ref: CU08343-1
Page 5 of 9
Glazing Component
Specification
Overall sealed unit: 1. Thickness (mm)
1. 24mm
Outer pane 1. Thickness (mm) 2. Manufacturer 3. Description
1. 4mm 2. Saint Gobain 3. Planilux
Inner pane: 1. Thickness 2. Manufacturer 3. Description
1. 4mm 2. Saint Gobain 3. Planitherm Total
Spacer bar: 1. Manufacturer 2. Description
1. Technoform 2. TGI
Cavity 1. Distance (mm) 2. Gas %
1. 16mm 2. Argon 90% Air 10%
Edge seal 1. Manufacturer 2. Description
1. N/A 2. 5mm Butyl
Additional Notes
Reinforcement is present only in mullion profile and all casement members. Air leakage data is taken from BBA Test report ref. T1/2650 Solar heat gain figures are calculated from g-values supplied by the product manufacturer from EN 410 calculations for the glass units used in this simulation.
The legal validity of this report can only be claimed on presentation of the complete report with supporting electronic information.
Report for: Munster Joinery Ltd Ref: CU08343-1
Page 6 of 9
BFRC Spreadsheet
Blue line illustrates opening light length (air leakage)
Report Issue No.18: (08/08/2008) U08343-1 15 December 2008 Double Glazed PVC-u Casement- Float,Planitherm Total,Argon ,Tgi spacer
Report Number:
Sample Style:
Fixed Light / Side Hung Casement Fixed Light / Top Hung Fixed Light / Tilt+Turn Fixed Light / Fixed Light / Top Reversible Side Hung Fixed Light / Side Reversible Fixed Light / Pivot
Report Date: Project Details:
Input Values: Yellow input, green intermediary, blue finals
X' DP is no.of decimal places to enter
Parameter 1.48
1.23
Symbol
lw
1480
mm
Total window width 0DP
bw
1230
mm
No gasket
Gasket protrusion
With gasket
(mm) 56 56 56 56 43 56 43 56 43 69.6 42.75
(mm) 3.2 3.2 3.2
(mm)
Frame dimensions:
Nominal 4mm etc to 0DP , others 1DP
Glazing dimensions and properties: 4 16
Thickness of pane 1 Pane 1/2 distance Gas fill (1/2)
(bf)
mm mm
0.004299278
Argon 90% mm 4
0.001640756
Thickness of pane 2 No further entry required for double glazed units Pane 2/3 distance
(n/a for DG)
g -value - 2DP
g┴
1.163 0.66
F6 fixed sash head
F6 + F7 sash head
F7 moving sash head
0.001371164
W/(m²·K)
F8 Fixed sash jamb
F8 + F9 sash jamb
F9 moving sash jamb
0.004028378
Thermal transmittance of window from hot box test -
F5 moving sash sill
0.001371164
0.004776975
Uw
F4 fixed sash sill
F4 + F5 sash sill
mm Ug
F2 fixed head F3 fixed jamb
Gas fill (2/3) Thickness of pane 3 (n/a for DG) Glazing Trans. - 3DP
F1 fixed sill
All frame values to nearest 0.5mm, gaskets to 1DP
0.001640756
mm
F10 fixed mullion
F10 + F11 mullion
F11 moving mullion
0.004053955
59.15 59.15 59.15
n/a
56
3.2
46.15
n/a
56
3.2
46.15
n/a
56
3.2 3.5 3.2
46.15
Total 102.15 102.15 102.15
73.1
119.02
45.92
Total gasket area 0.0231824 m2
W/(m²·K)
2DP
Units
Total window height 0DP
1 0.00315
0.00315
0.00315
0.00315
0.00315
0.00315
0.0035
0.00317
1
Window Dimensions: Length
Where a U d value from hot box testing is available, no L f 2D or L Ψ 2D values need to be entered
Area Width
Section Fixed Light
(m)
(m)
1.3680
Opening light
1.2820
No gasket 2
With gasket
Frame conductance:
2
0.5242
(m ) 0.7047
F2 fixed head
0.4385
0.5621
0.5513
F3 fixed jamb
1.2792 2
bp (mm)
W/(m·K)
bg (mm)
0.3127 0.3127 0.3127 0.4055 0.4055 0.4055 0.6594
190
0.3537 0.3537 0.3537 0.4443 0.4443 0.4443 0.7396
190
Uf
Frame areas (no gaskets)
Heat flow
Ψ
lg
Heat flow
(m2) 0.0319
(W/K) 0.0516
(W/(m·K)) 0.0421
(m) 0.5242
(W/K) 0.0221
F1 fixed sill
(m ) 0.7171
Total glazing, Ag (m) (m)
All L values to 4DP . All b values to 0DP W/(m·K)
1.2560
Lf
F4 + F5 sash sill
2
2D
190 190
LΨ
190
2D
190
190 190 190
(m ) 0.0335
F6 + F7 sash head
0.0560
(m ) 0.0319
0.6150
0.0560
0.0319
0.0335
F10 + F11 mullion
F3
1.4800
0.0560
0.0797
0.0840
F4
0.6150
0.0560
0.0319
0.0319
F5
0.5242
0.0430
0.0207
0.0221
F6
0.6150
0.0560
0.0319
0.0319
F7
0.5242
0.0430
0.0207
0.0221
F8
1.4800
0.0560
0.0797
0.0797
Section
(m)
F9
1.3680
0.0430
0.0570
0.0610
F1 fixed sill
0.0560
(W/(m²·K)) 1.6190
F10
1.4800
0.0696
0.0991
0.1039
F2 fixed head
0.0560
1.6190
0.0319
0.0516
0.0421
0.5242
0.0221
F11
1.3680
0.0428
0.0566
0.0607
F3 fixed jamb
0.0560
1.6190
0.0797
0.1291
0.0421
1.3680
0.0575
Total Frame
0.5412
0.5644
F4 + F5 sash sill
0.0990
1.8532
0.0526
0.0975
0.0399
0.4385
0.0175
Total Window, Aw Percentage fixed light glass area
1.8204
1.8204
F6 + F7 sash head
0.0990
1.8532
0.0526
0.0975
0.0399
0.4385
0.0175
39.39%
38.71%
F8 + F9 sash jamb
0.0990
1.8532
0.1367
0.2534
0.0399
1.2820
0.0511
Percentage opening light glass area
30.88%
30.28%
F10 + F11 mullion
0.1124
1.9166
0.1558
0.2985
0.0823
1.3250
0.1091
Percentage glass area (total)
70.27%
69.00%
0.5412
0.9792
Frame F1
0.6150
F2
F8 + F9 sash jamb
Frame:
bf (no gaskets)
Totals
190 380
190 190 380
Total
0.2968
1 Fw gw
Solar Factor, g -value:
Air Leakage loss:
0.9
2 U window
Uw
Opening light length
1.52
0.024
BFRC Rating
Label
EWER
Window
kWh/(m2·yr)
index
Rating Scale
Rating
≥0
-30 to <-20
m
λp = Rp =
0.035 0.6857
0.04
W/(m·K) m2·K /W
m m3/(m2·h) R se = R tot =
Total air leakage
0.076
Heat loss = 0.0165 L50
0.00
2
0.04 0.8557
m ·K /W m2·K /W
BFRC Rating = 218.6g window - 68.5 x (U window + Effective L50) =
R se = Up =
m³/(m·h) m3/h W/(m2·K) m2·K /W W/(m²·K)
0.13 1.1686
-14.49 ## UK
Climate zone is:
A B
-10 to <0 -20 to <-10
3.7844
L50
W/(m²·K)
Other parameters needed for calculation, taken from simulations:
Panel thickness, d p = d g =
0.02
Air leakage at 50 Pa per hour & per unit length of opening light (BS 6375-1) - 2DP
0.41
-14
C D
-50 to <-30
E
-70 to <-50
F
<-70
G
C
Thermal transmittance, W/(m2·K) Solar factor Window air leakage heat loss, W/(m2·K)
U window g window L factor
1.5 0.41 0.00 BFRC Certified
Simulator Name:
Clive Cox
Simulator
047
The legal validity of this report can only be claimed on presentation of the complete report with supporting electronic information.
Report for: Munster Joinery Ltd Ref: CU08343-1
Page 7 of 9
BS EN 673 Spreadsheet Glazing orientation Vertical Resistivity 1 panes
m·K/W
Outside
P a n e
90%
1
Thickness (mm) Normal emissivity ∑dj·rj= 0.008
4
Gas Argon 16 0.89
P a n e
P a n e
P a n e
2
3
4
Gas
Gas
Gas
4
0.04
Uncoated
For uncoated surfaces input 0.89 for normal emissivity, which corresponds to a corrected emissivity of 0.837
U value
Iteration number
2
∑1/hs 2
W/(m ·K) (m ·K)/W
1 2
1.163 0.68358 1.163 0.68358
Space 1 λeff ∆T W/(mK) 0.0234 15 0.0234 15
Space 2 λeff ∆T W/(mK)
Space 3 λeff ∆T W/(mK)
Space 4 λeff ∆T W/(mK)
Thermal Conductance Values Used Material/Conductance W/(m.K) PVCu / 0.17 Aluminium / 160.0 EPDM / 0.25 Molecular Sieve / 0.10 Polypropylene / 0.22 Soda Lime Glass / 1.0 Butyl / 0.24 Stainless Steel / 17.0 Foam Glazing Tape / 0.05
Reference (Annex A BS EN ISO 10077-2) (Annex A BS EN ISO 10077-2) (Annex A BS EN ISO 10077-2) (Annex A BS EN ISO 10077-2) (Annex A BS EN ISO 10077-2) (Annex A BS EN ISO 10077-2) (Annex A BS EN ISO 10077-2) (Annex A BS EN ISO 10077-2) (Annex A BS EN ISO 10077-2)
The legal validity of this report can only be claimed on presentation of the complete report with supporting electronic information.
Report for: Munster Joinery Ltd Ref: CU08343-1
Page 8 of 9
Appendix Profile Drawings (See Technical Specification for dimensions)
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Report for: Munster Joinery Ltd Ref: CU08343-1
Page 9 of 9