Product Certification:

Manufacturer: Zephyr Windows, Inc. (Poland Facility)
Certification: ZEP-M-8
Product series name: ZEP-M-8 UPVC Fixed Window (Super 82)
Operator type: FIXD
Issue date: 06/08/2026
Expiration: 04/21/2031
Report number: R6799.01-116-45 R0
Product simulated by: Intertek
Sales material product type: Vinyl w/Reinforcement, NA
Type of certification: NFRC

Associated Documents

NRFC Certificates

Product Number Manufacturer Product Code Emissivity (Surface #) U-Factor (Metric) SHGC Visible Transmittance (VT) Air Leakage Average (L75) CR
ZEP-M-8-00001-00001 CG6331/ARGON/CLEAR (4MM/4MM)
24MM IG
0.033(2) 0.26 0.24 0.49 62
ZEP-M-8-00002-00001 CG6331/ARGON/CG6331 (4MM/4MM) 24MM IG 0.033(2) 0.033(3) 0.25 0.22 0.38 62
ZEP-M-8-00003-00001 EUROFLOAT/ARGON/CLEAR (4MM/4MM) 24MM IG 0.41 0.62 0.65 47
ZEP-M-8-00004-00001 EUROFLOAT/ARGON/EUROFLOAT (4MM/4MM) 24MM IG 0.41 0.62 0.65 47
ZEP-M-8-00005-00001 EUROFLOAT/ARGON/ZERO (4MM/4MM) 24MM IG 0.029(3) 0.26 0.38 0.54 54
ZEP-M-8-00006-00001 SN63/ARGON/CLEAR (4MM/4MM) 24MM IG 0.026(2) 0.26 0.24 0.49 62
ZEP-M-8-00007-00001 SN63/ARGON/SN63 (4MM/4MM) 24MM IG 0.026(2) 0.026(3) 0.25 0.21 0.38 62
ZEP-M-8-00008-00001 SN63/ARGON/ZERO (4MM/4MM) 24MM IG 0.026(2) 0.029(3) 0.25 0.21 0.41 62
ZEP-M-8-00009-00001 SN63/ARGON/EUROFLOAT (4MM/4MM) 24MM IG 0.026(2) 0.26 0.24 0.50 62
ZEP-M-8-00010-00001 SN70S/ARGON/CLEAR (4MM/4MM) 24MM IG 0.029(2) 0.26 0.28 0.56 62
ZEP-M-8-00011-00001 SN70S/ARGON/SN70S (4MM/4MM) 24MM IG 0.029(2) 0.029(3) 0.25 0.26 0.48 62
ZEP-M-8-00012-00001 SN70S/ARGON/ZERO (4MM/4MM) 24MM IG 0.029(2) 0.029(3) 0.25 0.24 0.46 62
ZEP-M-8-00013-00001 ZERO/ARGON/CLEAR (4MM/4MM) 24MM IG 0.029(2) 0.26 0.34 0.53 62
ZEP-M-8-00014-00001 ZERO/ARGON/ZERO (4MM/4MM) 24MM IG 0.029(2) 0.029(3) 0.25 0.28 0.45 62
ZEP-M-8-00015-00001 SC5033/ARGON/CLEAR (4MM/4MM) 24MM IG 0.05(2) 0.26 0.28 0.43 61
ZEP-M-8-00016-00001 SC5033/ARGON/SC5033 (4MM/4MM) 24MM IG 0.05(2) 0.05(3) 0.26 0.23 0.28 62
ZEP-M-8-00017-00001 ORNILUX/ARGON/CLEAR (4MM/4MM) 24MM IG 0.41 0.61 0.62 47
ZEP-M-8-00018-00001 ORNILUX/ARGON/ORNILUX (4MM/4MM) 24MM IG 0.41 0.60 0.60 47
ZEP-M-8-00019-00001 CG6331/ARGON/CLEAR (6MM/6MM) 28MM IG 0.033(2) 0.26 0.24 0.48 61
ZEP-M-8-00020-00001 CG6331/ARGON/CG6331 (6MM/6MM) 28MM IG 0.033(2) 0.033(3) 0.25 0.22 0.37 62
ZEP-M-8-00021-00001 SN63/ARGON/CLEAR (6MM/6MM) 28MM IG 0.026(2) 0.26 0.24 0.48 61
ZEP-M-8-00022-00001 SN63/ARGON/SN63 (6MM/6MM) 28MM IG 0.026(2) 0.026(3) 0.25 0.21 0.37 62
ZEP-M-8-00023-00001 SN63/ARGON/ZERO (6MM/6MM) 28MM IG 0.026(2) 0.029(3) 0.25 0.21 0.40 62
ZEP-M-8-00024-00001 SN70S/ARGON/CLEAR (6MM/6MM) 28MM IG 0.028(2) 0.26 0.28 0.54 61
ZEP-M-8-00025-00001 SN70S/ARGON/SN70S (6MM/6MM) 28MM IG 0.028(2) 0.028(3) 0.25 0.26 0.47 62
ZEP-M-8-00026-00001 SN70S/ARGON/ZERO (6MM/6MM) 28MM IG 0.028(2) 0.029(3) 0.25 0.24 0.45 62
ZEP-M-8-00027-00001 ZERO/ARGON/CLEAR (6MM/6MM) 28MM IG 0.029(2) 0.26 0.33 0.52 61
ZEP-M-8-00028-00001 ZERO/ARGON/ZERO (6MM/6MM) 28MM IG 0.029(2) 0.029(3) 0.25 0.27 0.44 62
ZEP-M-8-00029-00001 EUROFLOAT/ARGON/CLEAR (6MM/6MM) 28MM IG 0.41 0.59 0.63 47
ZEP-M-8-00030-00001 EUROFLOAT/ARGON/EUROFLOAT (6MM/6MM) 28MM IG 0.41 0.60 0.64 47
ZEP-M-8-00031-00001 SC7040/ARGON/CLEAR (6MM/6MM) 28MM IG 0.042(2) 0.26 0.30 0.53 61
ZEP-M-8-00032-00001 SC7040/ARGON/SC7040 (6MM/6MM) 28MM IG 0.042(2) 0.042(3) 0.25 0.28 0.45 62
ZEP-M-8-00033-00001 E7153/ARGON/CLEAR (6MM/6MM) 28MM IG 0.055(2) 0.26 0.40 0.57 61
ZEP-M-8-00034-00001 E7153/ARGON/E7153 (6MM/6MM) 28MM IG 0.055(2) 0.055(3) 0.26 0.36 0.51 62
ZEP-M-8-00035-00001 SC5033/ARGON/CLEAR (6MM/6MM) 28MM IG 0.048(2) 0.26 0.26 0.40 61
ZEP-M-8-00036-00001 SC5033/ARGON/SC5033 (6MM/6MM) 28MM IG 0.048(2) 0.048(3) 0.26 0.21 0.26 62
ZEP-M-8-00037-00001 CG6331/ARGON/CLEAR (4MM/6MM) 26MM IG 0.033(2) 0.26 0.24 0.49 61
ZEP-M-8-00038-00001 CG6331/ARGON/CG6331 (4MM/6MM) 26MM IG 0.033(2) 0.033(3) 0.25 0.22 0.38 62
ZEP-M-8-00039-00001 EUROFLOAT/ARGON/CLEAR (4MM/6MM) 26MM IG 0.41 0.61 0.64 47
ZEP-M-8-00040-00001 EUROFLOAT/ARGON/ZERO (4MM/6MM) 26MM IG 0.029(3) 0.26 0.37 0.53 62
ZEP-M-8-00041-00001 SN63/ARGON/CLEAR (4MM/6MM) 26MM IG 0.026(2) 0.26 0.24 0.49 61
ZEP-M-8-00042-00001 SN63/ARGON/SN63 (4MM/6MM) 26MM IG 0.026(2) 0.026(3) 0.25 0.21 0.38 62
ZEP-M-8-00043-00001 SN63/ARGON/ZERO (4MM/6MM) 26MM IG 0.026(2) 0.029(3) 0.25 0.21 0.41 62
ZEP-M-8-00044-00001 SN70S/ARGON/CLEAR (4MM/6MM) 26MM IG 0.029(2) 0.26 0.28 0.55 61
ZEP-M-8-00045-00001 SN70S/ARGON/SN70S (4MM/6MM) 26MM IG 0.029(2) 0.028(3) 0.25 0.26 0.48 62
ZEP-M-8-00046-00001 SN70S/ARGON/ZERO (4MM/6MM) 26MM IG 0.029(2) 0.029(3) 0.25 0.24 0.45 62
ZEP-M-8-00047-00001 ZERO/ARGON/CLEAR (4MM/6MM) 26MM IG 0.029(2) 0.26 0.34 0.53 61
ZEP-M-8-00048-00001 ZERO/ARGON/ZERO (4MM/6MM) 26MM IG 0.029(2) 0.029(3) 0.25 0.28 0.44 62
ZEP-M-8-00049-00001 SC5033/ARGON/CLEAR (4MM/6MM) 26MM IG 0.05(2) 0.26 0.28 0.42 61
ZEP-M-8-00050-00001 SC5033/ARGON/SC5033 (4MM/6MM) 26MM IG 0.05(2) 0.048(3) 0.26 0.22 0.27 62
ZEP-M-8-00051-00001 ORNILUX/ARGON/CLEAR (4MM/6MM) 26MM IG 0.41 0.60 0.61 47
ZEP-M-8-00052-00001 EUROFLOAT/ARGON/CLEAR (8MM/4MM) 28MM IG 0.41 0.58 0.64 48
ZEP-M-8-00053-00001 EUROFLOAT/ARGON/EUROFLOAT (8MM/4MM) 28MM IG 0.41 0.58 0.64 48
ZEP-M-8-00054-00001 SN63/ARGON/CLEAR (8MM/4MM) 28MM IG 0.026(2) 0.26 0.24 0.49 62
ZEP-M-8-00055-00001 SN63/ARGON/SN63 (8MM/4MM) 28MM IG 0.026(2) 0.026(3) 0.25 0.21 0.37 63
ZEP-M-8-00056-00001 SN63/ARGON/ZERO (8MM/4MM) 28MM IG 0.026(2) 0.029(3) 0.25 0.21 0.40 63
ZEP-M-8-00057-00001 SN63/ARGON/EUROFLOAT (8MM/4MM) 28MM IG 0.026(2) 0.26 0.24 0.49 62
ZEP-M-8-00058-00001 SN70S/ARGON/CLEAR (8MM/4MM) 28MM IG 0.029(2) 0.26 0.28 0.55 62
ZEP-M-8-00059-00001 SN70S/ARGON/SN70S (8MM/4MM) 28MM IG 0.029(2) 0.029(3) 0.25 0.26 0.47 63
ZEP-M-8-00060-00001 SN70S/ARGON/ZERO (8MM/4MM) 28MM IG 0.029(2) 0.029(3) 0.25 0.24 0.45 63
ZEP-M-8-00061-00001 ZERO/ARGON/CLEAR (8MM/4MM) 28MM IG 0.03(2) 0.26 0.33 0.53 62
ZEP-M-8-00062-00001 ZERO/ARGON/ZERO (8MM/4MM) 28MM IG 0.03(2) 0.029(3) 0.25 0.27 0.44 63
ZEP-M-8-00063-00001 SC7037/ARGON/CLEAR (8MM/4MM) 28MM IG 0.029(2) 0.26 0.28 0.54 62
ZEP-M-8-00064-00001 SC7037/ARGON/EUROFLOAT (8MM/4MM) 28MM IG 0.029(2) 0.26 0.28 0.54 62
ZEP-M-8-00065-00001 SC5832/ARGON/CLEAR (8MM/4MM) 28MM IG 0.036(2) 0.26 0.24 0.47 62
ZEP-M-8-00066-00001 SC5832/ARGON/EUROFLOAT (8MM/4MM) 28MM IG 0.036(2) 0.26 0.24 0.47 62
ZEP-M-8-00067-00001 EN7153/ARGON/CLEAR (8MM/4MM) 28MM IG 0.052(2) 0.26 0.39 0.57 61
ZEP-M-8-00068-00001 EN7153/ARGON/EUROFLOAT (8MM/4MM) 28MM IG 0.052(2) 0.26 0.39 0.57 61
ZEP-M-8-00069-00001 SC5033/ARGON/CLEAR (8MM/4MM) 28MM IG 0.05(2) 0.26 0.26 0.40 61
ZEP-M-8-00070-00001 SC5033/ARGON/SC5033 (8MM/4MM) 28MM IG 0.05(2) 0.05(3) 0.26 0.21 0.27 63
ZEP-M-8-00071-00001 ORNILUX/ARGON/CLEAR (8MM/4MM) 28MM IG 0.41 0.58 0.61 48
ZEP-M-8-00072-00001 ORNILUX/ARGON/ORNILUX (8MM/4MM) 28MM IG 0.41 0.57 0.59 48
ZEP-M-8-00073-00001 CG6331/ARGON/CLEAR/ARGON/CLEAR (4MM/4MM/4MM) 44MM IG 0.033(2) 0.20 0.22 0.45 71
ZEP-M-8-00074-00001 EUROFLOAT/ARGON/CLEAR/ARGON/CLEAR (4MM/4MM/4MM) 44MM IG 0.28 0.55 0.59 63
ZEP-M-8-00075-00001 EUROFLOAT/ARGON/CLEAR/ARGON/EUROFLOAT (4MM/4MM/4MM) 44MM IG 0.28 0.55 0.59 63
ZEP-M-8-00076-00001 SC5033/ARGON/CLEAR/ARGON/CLEAR (4MM/4MM/4MM) 44MM IG 0.05(2) 0.20 0.26 0.39 71
ZEP-M-8-00077-00001 ORNILUX/ARGON/CLEAR/ARGON/CLEAR (4MM/4MM/4MM) 44MM IG 0.28 0.54 0.57 63
ZEP-M-8-00078-00001 ORNILUX/ARGON/CLEAR/ARGON/ORNILUX (4MM/4MM/4MM) 44MM IG 0.28 0.54 0.55 64
ZEP-M-8-00079-00001 EUROFLOAT/ARGON/CLEAR/ARGON/CLEAR (6MM/6MM/6MM) 50MM IG 0.28 0.52 0.57 64
ZEP-M-8-00080-00001 EUROFLOAT/ARGON/CLEAR/ARGON/EUROFLOAT (6MM/6MM/6MM) 50MM IG 0.28 0.52 0.58 64
ZEP-M-8-00081-00001 SC7040/ARGON/CLEAR/ARGON/CLEAR (6MM/6MM/6MM) 50MM IG 0.036(2) 0.20 0.27 0.49 71
ZEP-M-8-00082-00001 E7153/ARGON/CLEAR/ARGON/CLEAR (6MM/6MM/6MM) 50MM IG 0.055(2) 0.20 0.36 0.51 71
ZEP-M-8-00083-00001 SC5033/ARGON/CLEAR/ARGON/CLEAR (6MM/6MM/6MM) 50MM IG 0.048(2) 0.20 0.24 0.37 71
ZEP-M-8-00084-00001 EUROFLOAT/ARGON/EUROFLOAT/ARGON/EUROFLOAT (4MM/4MM/4MM) 44MM
IG
0.28 0.56 0.59 63
ZEP-M-8-00085-00001 ORNILUX/ARGON/ORNILUX/ARGON/ORNILUX (4MM/4MM/4MM) 44MM IG 0.28 0.53 0.53 63
ZEP-M-8-00086-00001 EUROFLOAT/ARGON/EUROFLOAT/ARGON/EUROFLOAT (6MM/6MM/6MM) 50MM
IG
0.28 0.53 0.58 64
ZEP-M-8-00087-00001 N34LF442/ARGON/SBA71F6 (4MM|030PVB|4MM/6MM) 28MM IG 0.052(2) 0.029(3) 0.25 0.32 0.54 62