eastlondoncatflapfitter.co.ukEast London Cat Flap Fitter

East London Double Glazing Cat Flap Fitter

Cat Flap Fitting Services in EC3R East London and surrounding area's

We specialise in professional cat flap installations for a wide range of surfaces, including:

 Cat flaps installation in glass  upvc-door-panels-for-catflaps Glass door cat flap installation

Over 30 Years of Industry Experience

Call Us: 0207 096 3749
Email Us: sales@eastlondoncatflapfitter.co.uk

Why Choose Us for Your Cat Flap or Dog Flap Installation?

  • Trusted Experts: Over 30 years of experience in the glass and glazing industry, with 15 years focused on pet door installations.
  • Wide Range of Surfaces: We fit flaps in UPVC, wood, composite, metal, and double-glazed units (including patio and French doors).
  • High-Quality Materials: Replacement UPVC panels are reinforced for durability. Double-glazed units are manufactured in-house for precision and quality.
  • Affordable Pricing: We keep costs low and pass the savings directly to you.
  • Experienced Team: With 6 trusted fitters installing over 200 cat and dog flaps monthly, you’re in safe hands.
  • Customer Satisfaction: Don’t just take our word for it—read our glowing reviews!

Popular Cat and Dog Flaps We Install

We’re experienced in installing a variety of flaps, including:

How We Work: Cat Flap Installation in Double Glazing

If you need a cat flap in a double-glazed unit, we’ll replace the glass with a new custom-made double-glazed unit. This process takes 3–5 working days from measurement to fitting. All units are manufactured at our factory to ensure the highest standards.


Contact us today 0207 096 3749 to discuss your requirements or to get a free, no-obligation quote!

Cat Flaps in Wooden Doors - Cat Flaps in UPVc Panels - Cat Flaps in Glass & Double Glazing - Dog Flaps

Cat Flap Fitted in UPVC Door
No Hidden Costs
Quality Workmanship
Quality Installation Guaranteed
Free Quote - No Obligation
4-Way Cat Flaps

Choosing the right pet flap for your Pet

There are a variety of pet flaps available. Our most popular brands include Catmate, Staywelland Sureflap, available in the following types:

4 WAY PET FLAP
2 WAY PET FLAP
Infra-Red Collar Pet Flap
Magnetic Collar Pet Flap
RFID MICROCHIP PET FLAP

See more on the cat flap fitter page
Choosing the right pet flap for your Pet

What our customers say

See the work we've done

See the work we've done

Take a look at some of the work we have completed in your area:

Double Glazed Doors
Single Glazed Windows
Wooden Doors
UPVc Doors
Garage Doors
Fences & Gates

See gallery

Frequently asked questions

  1. We would arrange to visit your home or property at a convenient time to get an exact measurement of the current double glazed unit in the door, check what pattern you have and offer a like for like or an alternative if the glass is no longer manufactured.
  2. We would then cut 2 new pieces of 4mm float glass (plain or pattern of your choice) to the exact size as measured, cut a hole in both pieces of glass for the cat flap and then have the glass toughened. (What is toughened glass).
  3. Approximately 2-3 day later the cat flap glass will be ready to collect from the toughening plant.
  4. We will then create a sealed doubel glazed unit which will have the hole perfectly placed for the installation of the cat flap.
  5. We will then arrange a convenient time with you to replace your current double glazed unit with the new cat flap ready double glazed sealed unit.
  6. The cat flap is installed once at the property

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Cat flaps come with a kit that includes a paper template that guides you exactly where to drill. With the help of markings, drill a hole in to each corner of the template. Once you have done with drilling the holes, you can get the shape of your cat flap accordingly. These are great for wooden, UPVC/plastic and metal doors, but would recommend a professionaal for anything to do with glass.

It varies, but usually takes around 1 hour to install a cat flap in wood, UPVC, metal or a composite door, if it is a cat flap in glass or a double glazed unit, the glass will be toughened safety glass and usually take 3-5 working days to remanufacture and about 30 minuites to install again subject to type and style of door or frame.

We can only offer our prices whish are below

A half panel door approx 60cm x 60cm would be £245 - £325 + Vat (£290) (clear glass - supplied and fitted subject to view)

A full height door panel approx 190cm x 60cm would be £325- £495 + Vat (£390) (clear glass - supplied and fitted subject to view)

if it has lead on the glass, a coloured glass or geogian bars, there would be an increase in the prices as above, this is why its best to send a picture and we can confirm the cost 100%

We're afraid not as the glass is already toughened when you try to cut it and the glass would break into hundreds of thousands of pieces!

Areas we cover

N1   E15   IG6   IG9   E2   N11   EN1   RM4   N2   N6   IG8   RM2   N22   N7   EC2   EN2   E13   RM6   N15   N20   N16   N9   E3   RM12   IG3   RM16   EC3R   IG10   EN11   E8   EN5   N14   RM14   RM20   N17   EN7   N13   N4   RM7   RM13   IG11   EN6   RM5   N3   E4   EN8   EN10   N8   E11   E17   RM3   IG7   EN9   EN3   N12   N18   E6   N5   N19   E9   RM19   E7   N10   RM9   E16   RM10   EC3   E1   RM8   EN4   RM18   EC4   E14   EC1   E5   RM1   RM17   E18   N21   E10   E12   IG1   RM15   IG2
Old Street   Aldgate East   Cockfosters   Limehouse   Chingford   West Tilbury   Leyton Marshes   Dartmouth Park   Oakleigh Park   Balls Pond Road   West Thurrock   Hoddesdon   Waltham Abbey   Pudding Mill Lane   Lower Clapton   Tilbury   Bow   Passingford Bridge   Hainault   Forty Hill   South Ockendon   All Saints   Rotherhithe   Bumble's Green   Woodford Green   Bow Church   Caledonian Road   Southgate   South Hackney   Clapton Park   Woodside Park   North Stifford   Dalston Junction   White Hart Lane   Lower Edmonton   Aldgate   Capel Manor   Hackney Marshes   Stratford   East Finchley   Muswell Hill   South Quay   Loughton   Drayton Park   Homerton   Fenchurch Street   Upshire   Hackney   Upton Park   Holborn Viaduct   Woodford   Tower Hill   Baker Street   Chingford Green   Finchley   Church End   Higham Hill   Becontree   Spitalfields   Tower of London   Forest Gate   Osidge   Haringey   Blackwall   Millwall   Cranham   Trent Park   Holloway Road   East Barnet   Grange Park   Collier Row   Mile End   Harringay   Nazeing   Mile End Road   Muswell Hill   Bow Road   Islington   Wrotham Park   Seven Kings   Pentonville   Chigwell   Becontree Heath   Highbury and Islington   Shoreditch   Redbridge   Cubitt Town   Buckhurst Hill   Victoria Docks   Fleet Street   Cannon Street   New Southgate   Finchley Central   Lea Bridge   Lambourne End   Grays   Arkley   Lower Nazeing   Finsbury   Hammond Street   Cheapside   Arsenal   Palmers Green   Barbican   Noak Hill   Manor House   Stapleford Abbotts   Old Ford   Hackney   Churchgate   Barkingside   St Lukes   Blackfriars   East India   Upper Walthamstow   Harringay   Walthamstow   Shacklewell   Snaresbrook   South Mimms   Tower Hamlets   Upper Clapton   Canning Town   Seven Sisters   South Tottenham   East Tilbury   Palmers Green   Plashet   Barnsbury   Highgate   Stratford Marsh   Northaw   Islington   Stapleford Tawney   Clapton   Stroud Green   Fortis Green   Lea Bridge   London Arena   Hornsey Rise   Wanstead Park   Broxbourne   Essex Road   Hornsey   Leyton   Kingsland   Holloway   Stoke Newington   Mudchute   East Ham   Turnpike Lane   High Barnet   South Hornchurch   Ludgate Hill   Tufnell Park   Chadwell St Mary   Totteridge and Whetstone   Monument   Liverpool Street   Upminster   Bowes Park   Bishopsgate   Flamstead End   Totteridge   Southgate   Hadley Wood   Hoxton   Holloway Road   Crouch End   Upton   Waltham Forest   Devons Road   Stepney Green   Botany Bay   Hale End   Island Gardens   South Woodford   Bethnal Green   Goff's Oak   Dagenham   Hornsey Lane   Angel   Stamford Hill   Rush Green   Lower Holloway   Edmonton   Rye Park   North Ockendon   Potters Bar   Chingford Hatch   North Woolwich   Canary Wharf   Coldharbour   Marks Gate   North Finchley   Little Ilford   Turnford   Broad Street   Ponders End   Broadgate   Little Thurrock   Commercial Road   Seven Sisters Road   London Wall   Highams Park   Bank   Tottenham   Broadley Common   Smithfield   Abridge   Gilwell Park   Colney Hatch   Sewardstone   Shadwell   Leytonstone   Westferry   Woodford Bridge   Dalston   Mansion House   Upper Holloway   Bounds Green   Noel Park   Upper Edmonton   Billingsgate   Aldersgate   Wapping   West Ham   Aveley   Clerkenwell   Highbury   Temple Mills   Cheshunt   Walthamstow Central   Archway   Newington Green   Manor Park   Bulphan   Goswell Road   Wormley   New Barnet   Custom House   Cyprus   Moorgate   Waltham Cross   Cranley Gardens   Blackhorse Road   Harold Hill   Hornsey Vale   Wanstead   Beckton   Gidea Park   Oakwood   Newington Green   Bank   Aldersbrook   Stamford Hill   Ilford   West India Quay   Harold Wood   Enfield Chase   Newham   Cuffley   Winchmore Hill   Silvertown   Navestock   Plaistow   Finsbury Park   Bromley by Bow   Wennington   Havering-atte-Bower   Hackney Wick   Monken Hadley   Ridge   Wood Green   Barking   Hailey   Barnet   Rainham   Spitalbrook   Enfield   Alexandra Palace   Friern Barnet   Highwood Hill   Holborn   Bowes Park   Shoreditch   Shoreditch   Hampstead Garden Suburb   Farringdon   Enfield   Alexandra Park   Heron Quays   Orsett   High Beach   Tottenham Hale   Creekmouth   Poplar   Whitechapel   Chigwell Row   West Finchley   Elm Park   East Barnet   Whetstone   West Green   Canonbury   Hornchurch   Havering   Haggerston   Kenwood House   Highgate Wood   Romford   Purfleet   Bournebridge   Grange Hill   Victoria Park   East India Dock Road   Barking & Dagenham   Stepney   Fairlop Waters   St Paul's