$120.00

Member Price: $90.00 ANSI/IES RP-28-20 Document Type: Recommended Practice (RP) Available as a downloadable secure PDF only. To stay current with all IES standards, we recommend subscribing to the The Lighting Library as an Individual or through your company as a Sustaining Member.

$120.00

Member Price: $90.00 ANSI/IES RP-11-20 Document Type: Recommended Practice (RP) Available as a downloadable secure PDF only. To stay current with all IES standards, we recommend subscribing to the The Lighting Library as an Individual or through your company as a Sustaining Member.