Parabolic Arch Lintel 1 Step 1 Lintel Dimensions Clear Span (a) mmno-icon Rise (r) mmno-icon End Bearing (c) mmno-icon Plaster Key RequirementsInside OnlyBoth SidesNone Wall Construction Outer Leaf (mm)no-icon Cavity Width (mm)no-icon Inner Leaf (mm)no-icon Application Details Masonry Height (mm)no-icon Roof Span (mm)no-icon Timber Floor (mm)no-icon Concrete Floor (mm)no-icon Load Outer Leaf (kN/m)no-icon Inner Leaf (kN/m)no-icon Send your Special Lintel specification to us Company Nameno-icon Contact Nameno-icon Locationpick one!Select A LocationEnglandWalesScotlandNorthern IrelandSouthern Ireland Emaila valid emailemail Phoneicon-phone Site Address Nameno-icon Address0 / Postcodeno-icon Fileuploadcloud_uploadUpload Plans Submit keyboard_arrow_leftPrevious Nextkeyboard_arrow_right FormCraft - WordPress form builder