Energy Guide
ENERGY RATINGS
INFORMATION
In some years the government has offered a federal tax credit for energy
efficient products that meet or exceed ENERGY STAR performance levels
for doors. Please visit irs.gov and energystar.gov for additional information
regarding tax credit availability or visit featherriverdoors.com for additional
information regarding energy efficiency.
TYPE SWING GLAZING
1/4 Lite ≤ 410 sq in 1/2 Lite ≤ 900 sq in 3/4 Lite ≤ 1100 sq in Full Lite > 1100 sq in
U-factor SHGC U-factor SHGC U-factor SHGC U-factor SHGC
Fiberglass
Door
Inswing &
Outswing
Triple Pane – Decorative Glass 0.20 0.08 0.23 0.14 N/A N/A 0.27 0.23
Dual Pane – Craftsman 6-Lite (Mahogany/Smooth) 0.22 0.10 N/A N/A N/A N/A N/A N/A
Dual Pane – Craftsman 3-Lite, 1-Lite Low E-270 0.21 0.10 N/A N/A N/A N/A N/A N/A
Dual Pane – (Clear/Internal Grille/Wrought Iron) 0.21 0.10 0.26 0.17 N/A N/A 0.31 0.28
Triple Pane – Laminated Impact Glass 0.20 0.07 0.22 0.13 N/A N/A 0.25 0.20
Opaque/No Glass (Flush/Embossed) U-Factor = 0.15
6/8 Flushglazed Oak Woodgrain and Smooth Style Fiberglass Entry Doors & Sidelites
TYPE SWING GLAZING
1/4 Lite ≤ 410 sq in 1/2 Lite ≤ 900 sq in 3/4 Lite ≤ 1100 sq in Full Lite > 1100 sq in
U-factor SHGC U-factor SHGC U-factor SHGC U-factor SHGC
Fiberglass
Door
Inswing &
Outswing
Triple Pane – Laminated Impact Glass 0.23 0.08 0.25 0.14 0.27 0.18 0.30 0.24
Triple Pane – Decorative Glass 0.23 0.09 0.25 0.16 0.27 0.21 0.30 0.28
Dual Pane – Laminated Impact Glass 0.24 0.10 0.27 0.18 0.30 0.24 0.34 0.32
Dual Pane – Grooved, Reeded 0.24 0.10 0.28 0.19 0.31 0.25 0.35 0.33
Dual Pane – Wrought Iron 0.24 0.10 0.28 0.19 0.31 0.25 0.35 0.33
Dual Pane – Low E-270 (Clear/Internal Grille) 0.21 0.05 0.23 0.09 0.24 0.12 0.26 0.16
TYPE SWING GLAZING 1/4 Lite ≤ 65 sq in 1/2 Lite ≤ 350 sq in 3/4 Lite ≤ 460 sq in Full Lite > 460 sq in
Fiberglass
Door
Inswing &
Outswing
Triple Pane – Laminated Impact Glass N/A N/A 0.24 0.10 0.25 0.13 0.27 0.17
Triple Pane – Decorative Glass N/A N/A 0.24 0.12 0.25 0.15 0.27 0.20
Dual Pane – Laminated Impact Glass N/A N/A 0.25 0.11 0.26 0.14 0.29 0.18
Dual Pane – Grooved, Reeded N/A N/A 0.25 0.11 0.27 0.15 0.29 0.19
Dual Pane – Wrought Iron N/A N/A 0.25 0.11 0.27 0.15 0.29 0.19
Dual Pane – Low E-270 (Clear/Internal Grille) N/A N/A 0.23 0.06 0.23 0.08 0.24 0.10
Air Leakage
≤ 0.3 cfm/ft
2
TYPE SWING GLAZING
1/4 Lite ≤ 410 sq in 1/2 Lite ≤ 900 sq in 3/4 Lite ≤ 1100 sq in Full Lite > 1100 sq in
U-factor SHGC U-factor SHGC U-factor SHGC U-factor SHGC
Fiberglass
Door
Inswing &
Outswing
Triple Pane – Decorative Glass 0.21 0.10 0.24 0.18 0.27 0.23 0.30 0.31
Dual Pane – Grooved/Obscure 0.22 0.11 0.27 0.21 0.31 0.27 0.36 0.36
Dual Pane – Wrought Iron 0.22 0.11 0.28 0.20 0.31 0.26 0.36 0.34
Dual Pane – Low E-270 (Clear/Internal Grille) 0.19 0.06 0.22 0.10 0.24 0.13 0.26 0.18
Opaque/No Glass (Flush/Embossed) U-Factor = 0.15
TYPE SWING GLAZING 1/4 Lite ≤ 65 sq in 1/2 Lite ≤ 350 sq in 3/4 Lite ≤ 460 sq in Full Lite > 460 sq in
Fiberglass
Sidelite
Inswing &
Outswing
Triple Pane – Decorative Glass 0.18 0.03 0.23 0.13 0.25 0.16 0.28 0.22
Dual Pane – Obscure 0.19 0.04 0.25 0.13 0.28 0.18 0.31 0.23
Dual Pane – Wrought Iron 0.19 0.03 0.25 0.14 0.28 0.18 0.32 0.24
Dual Pane – Low E-270 (Clear/Internal Grille) 0.18 0.02 0.21 0.07 0.23 0.09 0.25 0.12
Air Leakage
≤ 0.3 cfm/ft
2
6/8, 7/0 & 8/0 Oak Woodgrain and Smooth Style Fiberglass Entry Doors & Sidelites
NFRC Size Designation Feather River Door Description
1/4 Lite 410 sq in
Fanlite, Craftsman (Mahogany) Craftsman Rectangle,
Craftsman Arch, Center Arch, 3/4 Oval (Smooth),
Metro (3 Lite, 3-Lite Mix, 4-Lite, 5-Lite)
1/2 Lite 900 sq in
Half Lite, Half Lite RT, Softbrow, Center Arch (8/0 Oak),
3/4 Oval (Mahogany and Oak), Full Oval,
Metro (1-Lite Straight, 3-Lite Craftsman)
3/4 Lite 1100 sq in 3/4 Lite (6/8 Oak)
Full Lite > 1100 sq in 3/4 Lite (6/8 Mahogany), 3/4 Lite (8/0), Full Lite, Full Lite RT
Opaque/No Glass All Panel Doors
NFRC Size Designation Feather River Sidelite Description
1/4 Lite 65 sq in Craftsman (Mahogany)
1/2 Lite 350 sq in Half Lite, Half Lite RT, Center Arch (6/8 Oak)
3/4 Lite 460 sq in
Center Arch (6/8 Mahogany, 8/0 Oak), 3/4 Lite (6/8), Full Lite (6/8 Oak,
Smooth, Mahogany – 12"/10")
Full Lite > 460 sq in 3/4 Lite (8/0), Full Lite (7/0), Full Lite (6/8 Mahogany – 14")
Opaque/No Glass N/A
Qualified in Northern
& North-Central Zone
Will not qualify under
ENERGY STAR guidelines.
Sidelite: Will not qualify when purchased separately.
Does qualify when purchased and installed with “qualified” Feather River entry door and sidelite configuration.
Note: Transoms do not qualify for the tax credit. Any tax credit, if available, would be
based on “qualified” Door with Sidelites or Double Door configuration.
TYPE SWING GLAZING 1/4 Lite ≤ 65 sq in 1/2 Lite ≤ 350 sq in 3/4 Lite ≤ 460 sq in Full Lite > 460 sq in
Fiberglass
Sidelite
Inswing &
Outswing
Triple Pane – Decorative Glass 0.18 0.05 N/A N/A 0.24 0.14 0.27 0.19
Dual Pane – (Obscure/Clear/Internal Grille/
Wrought Iron)
0.19 0.05 N/A N/A 0.27 0.16 0.30 0.22
Dual Pane – Low E-270 (Clear/Internal Grille/SDL) 0.18 0.03 N/A N/A N/A N/A 0.24 0.11
Triple Pane – Laminated Impact Glass 0.18 0.04 N/A N/A 0.23 0.12 0.26 0.16
Air Leakage
≤ 0.3 cfm/ft
2
6/8 Mahogany Woodgrain Style Fiberglass Entry Doors & Sidelites
Información sobre calificación de energía.
Versión en español en la página 2.