*NU-CALGON GIFT CARD OFFER Valid March 1, 2019 - April 30, 2019. Excludes special pricing. Offer cannot be combined with other offers or programs. While supplies last. No rainchecks allowed. Not valid on previous purchases. Management reserves the right to modify or end this promotion at anytime. All products not available in all areas. Account must be active and in good standing with CE, as determined by CE’s credit department prior to and during the promotion period. Giftcertificates.com voucher will be distributed within 60 days of the conclusion of the promotional term. Returns of eligible merchandise will be subject to deduction of valuation of voucher. Eligible accounts will be notified by telephone or email.