DW Smith Services Ltd Logo Air conditioning Energy efficient air conditioning Air conditioning control system CTA

Call us today for first class heating, ventilation and air conditioning services

01425 619 025

07711 859 421

From January 2011, any building with air-conditioning systems totalling 12kw or more needs to have an air conditioning inspection.


We offer a nationwide service and with over 18 years' experience within the industry. Our expertise will offer you expert advice on the best air conditioning, heating and ventilation units available.

Installations and inspections

Find out more about installations

At D.W Smith Services Ltd, we are commercial energy assessors and offer Energy Performance Certificates (EPCs) for all types of commercial premises nationwide.


These include reports and surveys on your current energy efficiency and recommendations becoming more cost effective.

Energy Performance Certificates

Your first choice for air conditioning, heating and ventilation systems in Hampshire and Bedfordshire.

We are proud to be approved installers of Mitsubishi, Daikin, Hitachi, and Toshiba air conditioning systems. Our products are available to you with expert installation and 5 year warranties.

Choose names that you can trust for the highest quality

We are fully covered with both employers and public liability insurance. Our professional indemnity design insurance will ensure that your business is in safe hands.

Both assurance and professionalism is guaranteed

Qualify for your certificate

D.W Smith Services Ltd