Extension Cost Calculator

A house extension can be the best investment you ever make. An extension can add far more value to your house than you spend on it. But the extension cost needs to be right. We want our clients to be happy with what they spend, and get max value for money.

Please enter your measurements in meters. (numbers only e.g 5.5)
house extensions essex

“I would not hesitate to recommend Mark and his team at Essex Phased Construction. The management of the whole project was exceptional. Mark is very approachable, professional and well organised. Giving professional and honest advice and guidance at every point of the job. Extremely happy with the completed finish and will definitely use again”

Miss S Crawford
Stanford Le Hope

“I've had Essex Phase Construction carry out some works for me and have found him to be very considerate and conscientious... also turned up on time and cleaned up after finishing work. I would not hesitate in recommending him.”

Jean Ayres