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Sealing & draughtproofing
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33 guides ·
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SEALING & DRAUGHTPROOFING · 10 STEPS
Block chimney draughts with a chimney balloon
Fit a chimney balloon to block draughts from an unused chimney, checking safety first.
SEALING & DRAUGHTPROOFING · 11 STEPS
Draughtproof a casement window with self-adhesive strip
Fit self-adhesive foam or rubber strip around a casement window to stop draughts in one afternoon.
SEALING & DRAUGHTPROOFING · 9 STEPS
Draughtproof a front door with brush and foam seals
Fit foam and brush seals to a front door to stop draughts, in one short DIY session.
SEALING & DRAUGHTPROOFING · 8 STEPS
Draughtproof a loft hatch
Seal, tighten and insulate a loft hatch in one session to stop cold air pouring into the room below.
SEALING & DRAUGHTPROOFING · 9 STEPS
Draughtproof a sash window
Fit brush and compression seals to a sash window to cut draughts, without disturbing the sash cords.
SEALING & DRAUGHTPROOFING · 8 STEPS
Draughtproof internal doors
Stop draughts round an internal door by sealing the frame and the door bottom with the right foam, brush or fire-rated strip.
SEALING & DRAUGHTPROOFING · 8 STEPS
Fit a draught excluder to the bottom of a door
Fit a self-adhesive or screw-fix draught excluder to the bottom of a door to stop cold air and cut heating bills.
SEALING & DRAUGHTPROOFING · 9 STEPS
Fit a hot water cylinder jacket
Wrap a British Standard insulation jacket around your hot water cylinder to cut heat loss and lower bills.
SEALING & DRAUGHTPROOFING · 8 STEPS
Fit a letterbox draught excluder
Fit a letterbox draught excluder to stop cold air whistling through your front door in under an hour.
SEALING & DRAUGHTPROOFING · 8 STEPS
Fit an automatic door-bottom seal
Fit a drop-down seal to your door's bottom edge to block draughts, working through removal, cutting, fixing, and testing.
SEALING & DRAUGHTPROOFING · 10 STEPS
Fit magnetic secondary glazing panels
Fit a magnetic secondary glazing panel to cut draughts and noise, using the right fixing for your window reveal.
SEALING & DRAUGHTPROOFING · 7 STEPS
Fit secondary glazing film
Line window panes with clear film and tape to cut draughts and heat loss without touching the existing glazing.
SEALING & DRAUGHTPROOFING · 7 STEPS
Insulate a loft cold water tank
Wrap your loft cold tank and pipework in insulation to stop freezing, while keeping vital gaps clear underneath and around fittings.
SEALING & DRAUGHTPROOFING · 11 STEPS
Insulate under a suspended timber floor
Lift boards, support and fit insulation between joists with an airflow gap, then refit boards and seal draughts for a warmer floor.
SEALING & DRAUGHTPROOFING · 8 STEPS
Keep airbricks and vents clear when draughtproofing
Clear blocked airbricks, fix any that are covered, then draughtproof the rest of the house without blocking essential ventilation.
SEALING & DRAUGHTPROOFING · 7 STEPS
Lag hot and cold water pipes
Wrap exposed hot and cold pipework in foam lagging to stop heat loss and reduce the risk of frozen pipes.
SEALING & DRAUGHTPROOFING · 9 STEPS
Remove old silicone completely
Strip out old, mouldy silicone completely using a knife and remover, then clean and dry the joint ready for fresh sealant.
SEALING & DRAUGHTPROOFING · 8 STEPS
Replace a perished uPVC door seal
Fit a new rubber seal around your uPVC door frame to stop draughts and keep the door closing snugly.
SEALING & DRAUGHTPROOFING · 11 STEPS
Reseal a bath
Strip out old bath sealant, clean the joint, then apply and smooth a neat new bead of sealant.
SEALING & DRAUGHTPROOFING · 11 STEPS
Reseal a shower tray
Remove old, mouldy sealant from around your shower tray and apply a neat, waterproof bead to stop leaks.
SEALING & DRAUGHTPROOFING · 10 STEPS
Reseal around a kitchen sink or worktop
Strip out old, mouldy sealant around your sink or worktop and lay a clean, watertight new bead in one session.
SEALING & DRAUGHTPROOFING · 10 STEPS
Seal a leaking conservatory roof
Find the leaking joint, clear old sealant, then reseal the roof and house-wall flashing properly so it stays watertight.
SEALING & DRAUGHTPROOFING · 10 STEPS
Seal a leaking uPVC window frame joint
Strip out old, failed sealant around the window frame and replace it with a neat, weatherproof bead to stop draughts and leaks.
SEALING & DRAUGHTPROOFING · 11 STEPS
Seal around a basin
Strip out old, mouldy sealant and run a neat new bead around your basin to stop water getting behind it.
SEALING & DRAUGHTPROOFING · 9 STEPS
Seal around a door frame outside
Strip out old sealant, clean the gap, then run a fresh weatherproof bead around the door frame to stop draughts and damp.
SEALING & DRAUGHTPROOFING · 9 STEPS
Seal around a window frame inside
Strip old cracked sealant, clean the gap, then run a fresh bead of sealant around the window frame to stop draughts and damp.
SEALING & DRAUGHTPROOFING · 9 STEPS
Seal around a window frame outside
Remove old sealant, clean and dry the gap, then run a fresh weatherproof bead around the window frame to stop draughts and damp.
SEALING & DRAUGHTPROOFING · 8 STEPS
Seal around the base of a toilet
Remove old sealant from a toilet's base, clean up, then apply a fresh bead to stop water and draughts.
SEALING & DRAUGHTPROOFING · 11 STEPS
Seal gaps around pipes through walls and floors
Fill gaps around pipes through walls and floors with the right sealant, foam or fire-rated product for each wall type.
SEALING & DRAUGHTPROOFING · 9 STEPS
Seal the gap between skirting and floor
Clean the gap, mask the edges, then run a neat, flexible bead of caulk or silicone to stop draughts and dust.
SEALING & DRAUGHTPROOFING · 9 STEPS
Seal the gap under a garage door
Fit a new rubber seal under your garage door to block draughts, water and leaves getting in.
SEALING & DRAUGHTPROOFING · 11 STEPS
Stop bath sealant cracking every few months
Remove old sealant, secure a wobbly bath, then reseal properly so the joint stops cracking again.
SEALING & DRAUGHTPROOFING · 10 STEPS
Top up loft insulation
Add a fresh layer of loft insulation over your existing layer to cut heat loss and lower your heating bills.
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