To limit the risk of surface condensation or mould growth the temperature factor for a detail used in the external wall of a dwelling must be greater than 0 75.
Catnic garage door lintel.
Various styles of bay window gothic and apex arches corner feature lintels are available for both domestic and commercial use.
Cn71 and cn81 lintels can also be used as heavy duty wall eaves lintels for 70mm to 100mm cavities.
Whatever your steel lintel requirements are we ve got it.
Download cn81 bim object.
For solid wall construction in excess of 250mm an appropriate cougar open back lintel can be utilised contact catnic technical services for details.
Cg lintel psi values based on 1500 mm long lintel design.
Download cxl240 cad.
As an optional extra cxl lintels can be supplied with expanded metal mesh plaster key secured to the base plate.
Click and collect is available or enjoy free uk delivery on selected orders over pound 150 ex vat.
All our special lintels are hand welded and post galvanised for extra corrosion protection assuring lasting quality.
We ve got you covered.
A guide to effective specification and correct installation of steel lintels request an ssr2 cpd pre finished steel standing seam systems for roof wall cladding.
Steel lintels plastering accessories expanded metal building products and fence support posts from catnic.
To achieve the loading figures shown the lintel must be laterally restrained and have 200mm end bearing supports and inner to outer load ratios between 5 1 and 19 1.
Catnic has pioneered the steel lintel for five generations our products are manufactured with a unique duplex corrosion protection system an integral plaster key and built in damp proof course with continuous insulation making them the most unique lintel on the market.
Click and collect is available or enjoy free uk delivery on selected orders over pound 150 ex vat.
Download cn81b cad files.