Available in Oak, Meranti or Redwood.
We offer fully glazed or half glazed options,
Strengthened timber combined with top performance enables fully glazed doors to offer exceptional thermal efficiency and locking mechanisms keep your home secure, with big views and lots of natural light into your home.
We can provide Stable Doors, French Doors, Bi-folding Doors and Patio Doors, we cater for all areas of your property, providing various solutions to utilise and liberate the relationship between house and garden.
If you have any questions or would like to know more please use the contact form below to get in touch with Keystone.
Hardwood – Engineered Meranti or Engineered European Oak
Frame thickness 88mm Square Opening out
High performance coatings in any standard RAL colour paint finish Preservation micro porous, paint / stain micro porous flow coat applied, 3 coats Choice of different stains Dual colour option
Glazing D.G.U 24mm, 4mm/16mm gap TGI/4mm soft coat Low E Glaze gap Argon gas filled: centre pane Uvalue 1.1W/M2k Patterned (obscure) glass – optional Laminated or toughened (safe) and anti–burglary glass – optional
Colour availabe: RAL 7035 Standard Optional: RAL 9016, RAL 9005, RAL 8003, RAL 8016, RAL 7035, RAL 7040
Astragal 18mm, 20mm, 26mm, 60mm, lead bars
Internally beaded to prohibit removal of the glass from outside with concealed glazing pins Silicone continuous neutral cure seal both sides
Q – Lon by Schlegel
Standard friction hinges Shootbolt System
Standard range Urbane stainless steel Antique range
Cills may be added to the bottom of frame
Trickle vents may be added to head of frame or head of sash Outside conopy may be covered by timber head drip
Keystone Supplies
Unit 17
Storforth Lane Trading Estate
Hasland
Chesterfield
Derbyshire
United Kingdom
S41 0QQ