Are you wasting your money on Dirt?
Dirty air filters cause a heating and cooling system to work harder and brake down faster. That's because unfiltered dust and grime works into critical parts, creating friction that causes unnecessary wear and, eventually, failure.
To avoid these expenses, change filters monthly when your heating and cooling system’s in regular use.
JULY 29, 2010
Credit Card Authorization
We also accept payment by Visa and MasterCard credit cards automatically.
Print and complete the CREDIT CARD AUTHORIZATION FORM 
, and fax it to us at 575-387-5975 or drop it off at one of our offices.
MSMEC will deduct your payment from a credit card that you designate. Monthly payments will be applied two to three working days before due date. It is an ideal program for customers who frequently travel, or want the convenience of having us remember when your bill is due. There is no cost to use this payment feature.