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Panther Inefficient methodology a21 bulb Document Discover Bare

Philips 16.6W A21 LED 5000K Daylight 1500Lm Light Bulb - 100w equiv. –  BulbAmerica
Philips 16.6W A21 LED 5000K Daylight 1500Lm Light Bulb - 100w equiv. – BulbAmerica

Philips 150W Equivalent Daylight A21 Medium Dimmable LED Light Bulb - Hemly  Hardware
Philips 150W Equivalent Daylight A21 Medium Dimmable LED Light Bulb - Hemly Hardware

Philips BrightDial 150/100/60W Equivalent Daylight A21 Medium LED Light Bulb  - Denville Do it Best Hardware
Philips BrightDial 150/100/60W Equivalent Daylight A21 Medium LED Light Bulb - Denville Do it Best Hardware

Philips Hue 100-Watt Equivalent A21 Smart LED Color Changing Light Bulb  with Bluetooth (1-Pack) 562982 - The Home Depot
Philips Hue 100-Watt Equivalent A21 Smart LED Color Changing Light Bulb with Bluetooth (1-Pack) 562982 - The Home Depot

100w equivalent A21 General-Purpose 15,000-hour Dimmable Light Bulb
100w equivalent A21 General-Purpose 15,000-hour Dimmable Light Bulb

Philips Hue A21 Bluetooth 100W Smart LED Bulb White and Color Ambiance  562982 - Best Buy
Philips Hue A21 Bluetooth 100W Smart LED Bulb White and Color Ambiance 562982 - Best Buy

ENERGETIC SMARTER LIGHTING A21 LED Bulbs 150 Watt Equivalent LED Light Bulb,  Soft White 2700K, 2600 High Lumens Super Bright Light Bulb, E26 Base, Non  Dimmable, UL Listed, 2 Pack - Amazon.com
ENERGETIC SMARTER LIGHTING A21 LED Bulbs 150 Watt Equivalent LED Light Bulb, Soft White 2700K, 2600 High Lumens Super Bright Light Bulb, E26 Base, Non Dimmable, UL Listed, 2 Pack - Amazon.com

Philips 29-Watt (150-Watt) A21 Extra Light Warm Glow LED Light Bulbs, 1 ct  - Pick 'n Save
Philips 29-Watt (150-Watt) A21 Extra Light Warm Glow LED Light Bulbs, 1 ct - Pick 'n Save

Dimmable A21 27W LED 3000K/5000K Light Bulb
Dimmable A21 27W LED 3000K/5000K Light Bulb

LOHAS A21 Bright LED Light Bulb, 150W-200W Equivalent LED Bulbs, 23 Watt  Garage | eBay
LOHAS A21 Bright LED Light Bulb, 150W-200W Equivalent LED Bulbs, 23 Watt Garage | eBay

15.5A21 XtraBrite XtremeDuty Dimmable LED Light Bulb. MEBULBS
15.5A21 XtraBrite XtremeDuty Dimmable LED Light Bulb. MEBULBS

100W Full Spectrum Incandescent Bulb by Chromalux®
100W Full Spectrum Incandescent Bulb by Chromalux®

Cree Lighting® PRO Series A21 Lamp | A21 3-Way Series | 17W | 2700K |  Non-Dimmable
Cree Lighting® PRO Series A21 Lamp | A21 3-Way Series | 17W | 2700K | Non-Dimmable

CENTRIC DAYLIGHT™ Full Spectrum Flicker-Free A21 15W LED Bulb – Waveform  Lighting
CENTRIC DAYLIGHT™ Full Spectrum Flicker-Free A21 15W LED Bulb – Waveform Lighting

Green Creative 24 Watt HID LED A21 Lamp - 5000K - 3,200 Lumens - 120-277V |  Green Lighting Wholesale
Green Creative 24 Watt HID LED A21 Lamp - 5000K - 3,200 Lumens - 120-277V | Green Lighting Wholesale

LOHAS A21 Bright LED Light Bulb, 150W-200W Equivalent LED Bulbs, 23 Watt  Garage Light Bulbs, Daylight 5000K, 2500 Lumen High Watt Super Bright Porch  Light Bulb, Non-Dimmable, for Home Lighting, 4 Pack -
LOHAS A21 Bright LED Light Bulb, 150W-200W Equivalent LED Bulbs, 23 Watt Garage Light Bulbs, Daylight 5000K, 2500 Lumen High Watt Super Bright Porch Light Bulb, Non-Dimmable, for Home Lighting, 4 Pack -

ENERGETIC SMARTER LIGHTING Dimmable A21 LED Bulb, 150 Watt Equivalent, Warm  White 3000K, 2600LM, UL Listed, E26 Standard Base, Damp Rated, Super Bright  Light Bulbs, 4 Pack - Amazon.com
ENERGETIC SMARTER LIGHTING Dimmable A21 LED Bulb, 150 Watt Equivalent, Warm White 3000K, 2600LM, UL Listed, E26 Standard Base, Damp Rated, Super Bright Light Bulbs, 4 Pack - Amazon.com

Fitment Issues with LED Lamp Sizes -
Fitment Issues with LED Lamp Sizes -

17 Watt A21 LED Bulb High Lumen
17 Watt A21 LED Bulb High Lumen

A Quick Comparison between A19 Bulb and A21 Bulb
A Quick Comparison between A19 Bulb and A21 Bulb

3 Way A21 LED Light Bulb, 40/60/100W Equivalent, Energy Star + UL-listed,  2700K Soft White, E26 Medium Screw Base, Pack of 2 - Walmart.com
3 Way A21 LED Light Bulb, 40/60/100W Equivalent, Energy Star + UL-listed, 2700K Soft White, E26 Medium Screw Base, Pack of 2 - Walmart.com

LED A21 High Output - 22 Watt - 150W Equiv. - Dimmable - 2550 Lumens - Euri  Lighting
LED A21 High Output - 22 Watt - 150W Equiv. - Dimmable - 2550 Lumens - Euri Lighting

Luxrite 150 Watt Equivalent A21 E26/Medium (Standard) Dimmable 3000K LED  Bulb | Wayfair
Luxrite 150 Watt Equivalent A21 E26/Medium (Standard) Dimmable 3000K LED Bulb | Wayfair

GE Ultra Bright 200-Watt EQ A21 Daylight Medium Base (e-26) LED Light Bulb  in the General Purpose Light Bulbs department at Lowes.com
GE Ultra Bright 200-Watt EQ A21 Daylight Medium Base (e-26) LED Light Bulb in the General Purpose Light Bulbs department at Lowes.com

EcoSmart 100-Watt Equivalent A21 Dimmable CEC Motion Sensor LED Light Bulb  with Selectable Color Temperature (1-Pack) 11A21100WCCTM01 - The Home Depot
EcoSmart 100-Watt Equivalent A21 Dimmable CEC Motion Sensor LED Light Bulb with Selectable Color Temperature (1-Pack) 11A21100WCCTM01 - The Home Depot

Luxrite 150 Watt Equivalent A21 E26/Medium (Standard) Dimmable 5000K LED  Bulb & Reviews | Wayfair
Luxrite 150 Watt Equivalent A21 E26/Medium (Standard) Dimmable 5000K LED Bulb & Reviews | Wayfair

A19 vs A21 Bulb Size: What's the Difference? - YouTube
A19 vs A21 Bulb Size: What's the Difference? - YouTube

A21 vs A19 LED Light Bulbs — 1000Bulbs Blog
A21 vs A19 LED Light Bulbs — 1000Bulbs Blog

12W 5000k LED A21 Greenlite™ Bulb | Hog Slat
12W 5000k LED A21 Greenlite™ Bulb | Hog Slat

A21 LED Light Bulbs 3-Way 50/100/150W 5000K Daylight Non-Dimmable 4 Pack |  eBay
A21 LED Light Bulbs 3-Way 50/100/150W 5000K Daylight Non-Dimmable 4 Pack | eBay