Repair or replace windmaster roof ventilator?

Nicholas requested 3 quotes from Ventilation Specialists in Sydenham

One of our Windmaster roof ventilators on our tiled roof does not spin around as it should.

Spiderman Roofing

Fix or replace a exhast fan in bathroom
Exhaust fan in bathroon is not working. need a specialist to fix or replace...

Rising Damp Issue Requires Fixing
Pre-purchase report from Archicentre identified rising damp using damp meter....

Provide Subfloor ventilation
I have a old whetherboard house. An architect mentioned that it has no...