The fields with the red border are required.

AVON Bar Component calculator                                                
Please enter data into the Orange boxes to calculate your requirements                                                  
This form will calculate the stock size materials required to cover the area entered.
This is not a cut to size service.
Enter distance along host wall in meters                                                      
Select projection/ fall of roof in meters                                              
Select Polycarbonate thickness in mm                                              
Select Polycarbonate colour                                              
Select Glen Bar & Accesory Colour                                              
Please Note: These bars are for timber or metal supporting frameworks                                            
Sheet width selected based on max span without purlin support                                                  
SHEETS & ACCESSORIES PART QTY                                                  
BARS & ACCESSORIES