We don’t promote conspicuous consumption, but the one place we get some of our more advanced efficiency items is having a sale. EFI, located in Westborough and online is having a sale.

See below for details, and tell ’em A-HEET sent you.

BLACK FRIDAY DISCOUNT: From 6:30 am November 26th through midnight on November 28th the promotion code “BLACK10” will be automatically entered for you during checkout, and a 10% discount will be applied to all orders of $30.00 or more.
 
CYBER MONDAY DISCOUNT: Then, after 6:30 am (eastern) on November 28th, the promotion code “CYBER15” will be automatically entered for you during checkout and a 15% discount will be applied to orders of $50.00 or more.