From Postcode to Professional PDF
in Under 10 Minutes

Step 1

Enter your postcode

We locate your property using satellite mapping. Your plot boundaries, orientation, and surroundings are captured automatically.

Step 2

Select your house type

Choose from pre-built templates: semi-detached, detached, terraced, or bungalow. PLANIT loads a base model matched to your property.

Step 3

Configure your existing plans and your new extension

Use intuitive push-pull controls. Set depth, width, roof type, glazing. See changes update live in a floor plan diagram.

Step 4

Instant compliance check

PLANIT runs your design against all Permitted Development rules for England. Green means go. Amber flags items for attention.

Step 5

Download your drawings

10 professional drawing sheets — PDF format, PLANIT-branded, ready for your planning submission.

A Real-Time Calculation Engine.

Not a Checklist.

Extension depth limits (3m semi / 4m detached)
Maximum height & eaves
Roof pitch vs window heights
Conservation area & Article 4 detection
Boundary setbacks
Party wall flagging

10 Professional Drawing Sheets

A complete, scalable package ready for local authorities.

Ten professional-grade architectural drawing sheets generated by PLANIT, including location plan, block plan, floor plans, elevations, and sections

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