1 Start 2 Customer info 3 Complete Cavity wall insulation questions Where was the lead generated? BAU D2D Does your property have cavity walls? Yes No Unsure Customer adviceAdvise the customer their property is not suitable for cavity wall insulation. Are you aware of any existing wall insulated? Yes No Unsure Customer adviceAdvise the customer their property may not suitable for cavity wall insulation. Are the external walls generally in good condition? Yes No Unsure Customer adviceAdvise the customer that a survey is required to determine best course of action. Customer adviceAdvise the customer that a survey may be required to determine best course of action. Does the property have any extension or conservatory? No Yes - Extension Yes - Conservatory Yes - Both Customer adviceAdvise the customer there may be additional costs to enable access to parts of the property Do all interior doors have a minimum gap at the bottom of 10mm? Yes No Unsure Customer adviceAdvise the customer they're likely to need additional work to ensure adequate ventilation Customer adviceAdvise the customer they may need additional work to ensure adequate ventilation. Do you have any mechanical ventilation in your wet rooms (kitchens and bathrooms)? Yes No Unsure Customer adviceAdvise the customer they're likely to need additional work to ensure adequate ventilation Customer adviceAdvise the customer they may need additional work to ensure adequate ventilation. Is there any ventilation in your windows? Yes No Unsure Customer adviceAdvise the customer they're likely to need additional work to ensure adequate ventilation Customer adviceAdvise the customer they may need additional work to ensure adequate ventilation.