External Twin Wall System (Gabled End)

Twin Wall Quotation Forms


External Twin Wall System Quotation Form (Gabled End)

Make:
Model:
Fuel Type:

Diameter: (required)
Please note: The UK building regulations state that a chimney liner should be 6”/150mm diameter or above unless a DEFRA approved appliance with a 5” outlet is being used.
A (Wall Thickness)
B (Rear of stove to wall)
C (Height to centre of rear flue outlet)
D (Height to Ridge)
E (Distance from Ridge to Flue)
F (Roof Pitch Angle)


Contact Details

Name: (required)
Contact Number: (required)
Email: (required)
Postal Address: (required)
Additional Information:
external twin wall system