HSL is a commercial Heating and Air conditioning business based in Market Harborough

With fully trained engineers providing nationwide coverage.

At HSL we specialise in the service /repair and installation of NG / LPG and OIL appliances to include warm air units, wet system boilers and radiant tubes. We also specialise in Air conditioning maintenance and full system installations.

With 35 years of experience we can provide you and your staff with a comfortable working environment.

HSL is the commercial Heating and Air conditioning specialist who can provide you with a professional Range of products along with a competitive cost.