A 70-series hinged door: six chambers, 5L+14A+5 glazing, whole-door K value 1.6–2.0. Doors seal less well than windows by nature (water class 4, wind class 8), so an external door needs a canopy or a threshold step.
The above are common specifications; final details are confirmed per project. Drawings accepted.
Tell us your specification, quantity and application and we will propose a configuration and quote.
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